 He is credited as "Ralph".In 2010, Lehr signed on as a supporter of Alley Cat Allies, a non-profit advocacy organization dedicated to transforming communities to protect and improve the lives of cats, joking that “As a feral human, I feel a deep connection with these animals.”

Lehr is an alumnus of Mee-Ow, an improv group at Northwestern University.In 2004, his one man shows "The Lehr Curse