Peggy is known for her appearances on Seinfeld (1989), Spoken Word (2016), Crash & Bernstein (2012), Hard Sun (2014). She has also puppeteered on Ketchup With the Hot Dogs (2013), No, You Shut Up! (2014), Adam Ruins Everything (2015). She was a member of The Groundlings "Always on a Sunday Show" and she has been a cast member of Puppet Up! (an Adult Improv puppet show produced by the Brian Henson and The Jim Henson Company) for the last 8 years.