diff --git a/falyx/context.py b/falyx/context.py
index c35d5c4..5f39731 100644
--- a/falyx/context.py
+++ b/falyx/context.py
@@ -70,7 +70,7 @@ class ExecutionContext(BaseModel):
 
     name: str
     args: tuple = ()
-    kwargs: dict = {}
+    kwargs: dict = Field(default_factory=dict)
     action: Any
     result: Any | None = None
     exception: Exception | None = None
@@ -120,6 +120,17 @@ class ExecutionContext(BaseModel):
     def status(self) -> str:
         return "OK" if self.success else "ERROR"
 
+    @property
+    def signature(self) -> str:
+        """
+        Returns a string representation of the action signature, including
+        its name and arguments.
+        """
+        args = ", ".join(map(repr, self.args))
+        kwargs = ", ".join(f"{key}={value!r}" for key, value in self.kwargs.items())
+        signature = ", ".join(filter(None, [args, kwargs]))
+        return f"{self.name} ({signature})"
+
     def as_dict(self) -> dict:
         return {
             "name": self.name,
diff --git a/falyx/debug.py b/falyx/debug.py
index 554bbf6..2377c38 100644
--- a/falyx/debug.py
+++ b/falyx/debug.py
@@ -8,7 +8,7 @@ from falyx.logger import logger
 def log_before(context: ExecutionContext):
     """Log the start of an action."""
     args = ", ".join(map(repr, context.args))
-    kwargs = ", ".join(f"{k}={v!r}" for k, v in context.kwargs.items())
+    kwargs = ", ".join(f"{key}={value!r}" for key, value in context.kwargs.items())
     signature = ", ".join(filter(None, [args, kwargs]))
     logger.info("[%s] Starting -> %s(%s)", context.name, context.action, signature)
 
diff --git a/falyx/execution_registry.py b/falyx/execution_registry.py
index d78aa6b..4a87ed2 100644
--- a/falyx/execution_registry.py
+++ b/falyx/execution_registry.py
@@ -30,7 +30,7 @@ from __future__ import annotations
 from collections import defaultdict
 from datetime import datetime
 from threading import Lock
-from typing import Any, Literal
+from typing import Literal
 
 from rich import box
 from rich.console import Console
@@ -111,8 +111,8 @@ class ExecutionRegistry:
     def summary(
         cls,
         name: str = "",
-        index: int = -1,
-        result: int = -1,
+        index: int | None = None,
+        result: int | None = None,
         clear: bool = False,
         last_result: bool = False,
         status: Literal["all", "success", "error"] = "all",
@@ -138,7 +138,7 @@ class ExecutionRegistry:
             )
             return
 
-        if result and result >= 0:
+        if result is not None and result >= 0:
             try:
                 result_context = cls._store_by_index[result]
             except KeyError:
@@ -146,7 +146,11 @@ class ExecutionRegistry:
                     f"[{OneColors.DARK_RED}]❌ No execution found for index {index}."
                 )
                 return
-            cls._console.print(result_context.result)
+            cls._console.print(f"{result_context.signature}:")
+            if result_context.exception:
+                cls._console.print(result_context.exception)
+            else:
+                cls._console.print(result_context.result)
             return
 
         if name:
@@ -157,9 +161,10 @@ class ExecutionRegistry:
                 )
                 return
             title = f"📊 Execution History for '{contexts[0].name}'"
-        elif index and index >= 0:
+        elif index is not None and index >= 0:
             try:
                 contexts = [cls._store_by_index[index]]
+                print(contexts)
             except KeyError:
                 cls._console.print(
                     f"[{OneColors.DARK_RED}]❌ No execution found for index {index}."
diff --git a/falyx/falyx.py b/falyx/falyx.py
index f5183d5..c7dbe79 100644
--- a/falyx/falyx.py
+++ b/falyx/falyx.py
@@ -796,7 +796,12 @@ class Falyx:
     def table(self) -> Table:
         """Creates or returns a custom table to display the menu commands."""
         if callable(self.custom_table):
-            return self.custom_table(self)
+            custom_table = self.custom_table(self)
+            if not isinstance(custom_table, Table):
+                raise FalyxError(
+                    "custom_table must return an instance of rich.table.Table."
+                )
+            return custom_table
         elif isinstance(self.custom_table, Table):
             return self.custom_table
         else:
@@ -834,21 +839,31 @@ class Falyx:
 
         choice = choice.upper()
         name_map = self._name_map
+        run_command = None
         if name_map.get(choice):
+            run_command = name_map[choice]
+        else:
+            prefix_matches = [
+                cmd for key, cmd in name_map.items() if key.startswith(choice)
+            ]
+            if len(prefix_matches) == 1:
+                run_command = prefix_matches[0]
+
+        if run_command:
             if not from_validate:
-                logger.info("Command '%s' selected.", choice)
+                logger.info("Command '%s' selected.", run_command.key)
             if is_preview:
-                return True, name_map[choice], args, kwargs
+                return True, run_command, args, kwargs
             elif self.mode in {FalyxMode.RUN, FalyxMode.RUN_ALL, FalyxMode.PREVIEW}:
-                return False, name_map[choice], args, kwargs
+                return False, run_command, args, kwargs
             try:
-                args, kwargs = await name_map[choice].parse_args(
-                    input_args, from_validate
-                )
+                args, kwargs = await run_command.parse_args(input_args, from_validate)
             except (CommandArgumentError, Exception) as error:
                 if not from_validate:
-                    name_map[choice].show_help()
-                    self.console.print(f"[{OneColors.DARK_RED}]❌ [{choice}]: {error}")
+                    run_command.show_help()
+                    self.console.print(
+                        f"[{OneColors.DARK_RED}]❌ [{run_command.key}]: {error}"
+                    )
                 else:
                     raise ValidationError(
                         message=str(error), cursor_position=len(raw_choices)
@@ -856,11 +871,7 @@ class Falyx:
                 return is_preview, None, args, kwargs
             except HelpSignal:
                 return True, None, args, kwargs
-            return is_preview, name_map[choice], args, kwargs
-
-        prefix_matches = [cmd for key, cmd in name_map.items() if key.startswith(choice)]
-        if len(prefix_matches) == 1:
-            return is_preview, prefix_matches[0], args, kwargs
+            return is_preview, run_command, args, kwargs
 
         fuzzy_matches = get_close_matches(choice, list(name_map.keys()), n=3, cutoff=0.7)
         if fuzzy_matches:
@@ -890,12 +901,14 @@ class Falyx:
                 )
         return is_preview, None, args, kwargs
 
-    def _create_context(self, selected_command: Command) -> ExecutionContext:
-        """Creates a context dictionary for the selected command."""
+    def _create_context(
+        self, selected_command: Command, args: tuple, kwargs: dict[str, Any]
+    ) -> ExecutionContext:
+        """Creates an ExecutionContext object for the selected command."""
         return ExecutionContext(
             name=selected_command.description,
-            args=tuple(),
-            kwargs={},
+            args=args,
+            kwargs=kwargs,
             action=selected_command,
         )
 
@@ -929,7 +942,7 @@ class Falyx:
             logger.info("Back selected: exiting %s", self.get_title())
             return False
 
-        context = self._create_context(selected_command)
+        context = self._create_context(selected_command, args, kwargs)
         context.start_timer()
         try:
             await self.hooks.trigger(HookType.BEFORE, context)
@@ -974,7 +987,7 @@ class Falyx:
             selected_command.description,
         )
 
-        context = self._create_context(selected_command)
+        context = self._create_context(selected_command, args, kwargs)
         context.start_timer()
         try:
             await self.hooks.trigger(HookType.BEFORE, context)
diff --git a/falyx/parsers/argparse.py b/falyx/parsers/argparse.py
index 751de27..e4d6651 100644
--- a/falyx/parsers/argparse.py
+++ b/falyx/parsers/argparse.py
@@ -629,7 +629,10 @@ class CommandArgumentParser:
                 consumed_positional_indicies.add(j)
 
         if i < len(args):
-            raise CommandArgumentError(f"Unexpected positional argument: {args[i:]}")
+            plural = "s" if len(args[i:]) > 1 else ""
+            raise CommandArgumentError(
+                f"Unexpected positional argument{plural}: {', '.join(args[i:])}"
+            )
 
         return i
 
diff --git a/falyx/version.py b/falyx/version.py
index a9d181d..a0036bc 100644
--- a/falyx/version.py
+++ b/falyx/version.py
@@ -1 +1 @@
-__version__ = "0.1.49"
+__version__ = "0.1.50"
diff --git a/pyproject.toml b/pyproject.toml
index c9a764e..744b499 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "falyx"
-version = "0.1.49"
+version = "0.1.50"
 description = "Reliable and introspectable async CLI action framework."
 authors = ["Roland Thomas Jr <roland@rtj.dev>"]
 license = "MIT"