Okay. If that's what you want:
For Parks and Recreation, he has directed two episodes - "New Beginnings" (2014) (Season 6, Episode 11) and "Swing Vote" (2013) (Season 5, Episode 21). In addition to being a writer on the show and writing 16 episodes (a "written by" credit), Yang has also served as a story editor for 24 episodes and an executive story editor for 6 episodes.
He has additionally served as an Executive Producer for Master of None, as a Co-Executive Producer, Supervising Producer, Producer and Co-Producer on Parks and Recreation, an Executive Producer on Date and Switch (2014), a Consulting Producer on South Park (the episode "Miss Teacher Bangs A Boy" (2006)), a Producer on the Funny or Die short Parks and Recreation is the Wu Tang of Comedy (2010), and as an Associate Producer on Last Call with Carson Daly. He has also served as a consultant for the 2007 MTV Movie Awards.
As an actor, he appears as "Chang" (or "Bass Player" or "Alan") on 14 episodes of Parks and Recreation. He also appears in the short film Food Club (2014), directed by Eric Wareheim, and on Kroll Show as a contestant on the episode "Sponsored by Stamps" (2014). He also is a performer on the song "5,000 Candles In The Wind" from episodes of Parks and Recreation ("Moving Up: Part 2" (2014) and "Lil' Sebastian" (2011)).
