Complex sentence: The Blues Brothers make their first appearance on "Saturday Night Live"; the duo of Jake & Elwood Blues (John Belushi and Dan Aykroyd) are introduced in a skit by Paul Shaffer (as Don Kirshner) and performs "Hey Bartender".
Split into simpler sentences: The Blues Brothers make their first appearance on "Saturday Night Live". The duo of Jake & Elwood Blues (John Belushi and Dan Aykroyd) was introduced by Paul Shaffer (as Don Kirshner) and performed "Hey Bartender".