Question: who does kristen schaal voice in adventure time
Answer: Blomstein Episode : `` Seth MacFarlane '' 2012 -- 13 30 Rock Hazel Wassername 11 episodes 2012 -- 14 Adventure Time Jake Jr. ( voice ) 4 episodes 2012 -- 16 Gravity Falls Mabel Pines ( voice ) Lead role 2013 Archer Tiffy ( voice ) 2 episodes Wilfred Anne 4 episodes NTSF : SD : SUV : : Deborah Episode : `` Trading Faces '' Toy Story of Terror Trixie ( voice ) Short 2013 -- 16 Comedy Bang ! Bang ! Gina Guppies Episode : `` Jessica Alba Wears a Jacket with Patent Leather Pumps '' 2014 The Hotwives of Orlando Amanda Simmons Series regular Glee Mary Halloran Episode : `` The Untitled Rachel Berry Project '' Toy Story That Time Forgot