Leslie Carrara-Rudolph is known for performing the fairy Abby Cadabby on the PBS Kids show Sesame Street, for which she was nominated for a 2009 Emmy Award for best performer in a children's series. She is also known for her puppeteer role as Ginger on Playhouse Disney's Johnny and the Sprites. She performed the muppet Jesse for Sesame Street's military outreach project Touch, Listen, and Connect, which starred Katie Couric. Carrara-Rudolph plays various characters on Sesame Street throughout the season. She got her start on ABC's Muppets Tonight as Spamela Hamderson. Other puppeteering credits include Edi the Zebra on the Learning Channel's Animal Jam and the evil blonde vampire puppet in the movie Forgetting Sarah Marshall. Carrara-Rudolph is one of the founding members of the Henson improv group Puppet Up!, which was later renamed Stuffed and Unstrung. She was part of the improv cast for its debut at the Aspen Comedy Festival. She toured with them to the Australian comedy festival and was a cast member for the off-Broadway show at the Union Square Theater. She also played the main role of Blue, the female blue puppy in Nick Jr.'s Blue's Room.

Answer this question based on the passage: who does abby's voice on sesame street? OK. Let's think. My stream of consciousness:
To answer the above question, the relevant sentence is: Leslie Carrara-Rudolph is known for performing the fairy Abby Cadabby on the PBS Kids show Sesame Street, for which she was nominated for a 2009 Emmy Award for best performer in a children's series. The answer is Leslie Carrara - Rudolph.