Complex sentence: Michael Caine, who plays Austin Powers' father, also played the character Alfie in the original 1966 movie, and scenes from the film appear in the background while he is singing.
Split into simpler sentences: Michael Caine, who plays Austin Powers father, also played "Alfie" in the original movie. Scenes from the 1966 film "Alfie" can be seen in the background while he is singing.