Original sentence: The show also stayed away from overused staples of sketch shows by rarely doing pop culture parodies or celebrity impersonations (with the exception of several impressions of historical and famous figures such as the Unabomber, Albert Einstein, Harry Truman, and Jesus in Episode 108)
Edited sentence: The show also stayed away from overused staples of sketch shows by rarely doing pop culture parodies or celebrity impersonations (with the exception of several impressions of historical and famous figures such as the Unabomber, Albert Einstein, Buddy Holly,  Harry Truman, and Jesus)