Overview: Known for its sidesplitting regular cast and a parade of celebrity guest hosts, "Saturday Night Live" gives A-list actors the chance to let their hair down. (Christopher Walken, anyone?) This collection of Alec Baldwin's most memorable appearances includes the infamous "Canteen Boy" skit, in which he plays a scoutmaster to Adam Sandler's scout, and "Delicious Dish," in which Baldwin hawks "Schwetty Weiners."