Complex sentence: During the early 1990s Saget worked both on "Full House" and "AFV" simultaneously, and in 2009 returned to "AFV" for a 20th anniversary one-hour special co-hosted with Tom Bergeron.
Split into simpler sentences: During the early 1990s, Saget worked both on "Full House" and "AFV" simultaneously. In 2009, he returned to "AFV" for the 20th-anniversary one-hour special co-hosted with Tom Bergeron.