Question: What is the name of the baboon in a show on which Rumen Petkov recently worked as writer, storyboard artist, animation director and director on some episodes?

Context paragraphs:
Bryan Andrews (storyboard artist): Bryan D. Andrews is an American storyboard artist and writer known for his work in science fiction and superhero films. Along with Genndy Tartakovsky and Paul Rudish, he co-created the animated television series "Sym-Bionic Titan", which premiered on Cartoon Network on September 17, 2010.  After 20 episodes, however, it was canceled due to lack of merchandise connected to the series, with the final episode airing April 9, 2011.  Andrews had worked with Tartakovsky on previous projects, including "Samurai Jack" and "".  He also worked with Tartakovsky as a storyboard artist on "Iron Man 2", contributing to the climactic final action sequence.  Andrews garnered two Primetime Emmy Award wins for his story work on "Star Wars: Clone Wars" in 2004 and 2005.  He received another Primetime Emmy and nomination for his work as a storyboard artist and writer on the fourth season of "Samurai Jack".  In 2006, Andrews received his second Primetime Emmy nomination as a writer for the "My Life as a Teenage Robot" special "Escape from Cluster Prime".

Aaron Springer: Aaron Springer (born September 5, 1973) is an American cartoon director and storyboard artist.  He is best known for his work on the Nickelodeon animated series "SpongeBob SquarePants".  Springer has collaborated with various animation veterans such as Genndy Tartakovsky, Paul Rudish, Rumen Petkov, Stephen Hillenburg and John Kricfalusi.  He created numerous pilots for Cartoon Network and Adult Swim that, although never made into full series, have developed cult followings. Springer's cartoons are unique for their inclusion of extended gags, anthropomorphism and off-model poses.  He is also the creator of the Disney XD original series "Billy Dilley's Super-Duper Subterranean Summer", where he voiced the main character Billy Dilley.

Kevin O'Brien (director): Kevin O'Brien is an American director and storyboard artist.  He is best known for his work on "The Simpsons", where he has collaborated on 35 episodes in the storyboard department, and on "Futurama", having worked on four episodes as a storyboard artist and one as a director ("My Three Suns").  Recently he has worked on Pixar films "Ratatouille" and "WALL-E".

Mike Milo: Mike Milo is an animator, director, writer and producer in the television industry.  He is currently a freelance animation director on Uncle Grandpa as well as Ben 10 both for Cartoon Network.  In 2012 he worked as a storyboard artist for "The Fairly OddParents" and developed a pilot with Butch Hartman.  Before that he directed the animated series "Randy Cunningham, 9th Grade Ninja" at Titmouse, Inc. for Disney XD.  He is also known to have designed the characters for the Comedy Central series "Brickleberry", although he is uncredited.  Before that he was a story artist on the show "Phineas and Ferb" for The Disney Channel and co-wrote nine episodes for that series.  Growing up in Old Tappan, New Jersey, he began his animation career in 1990 animating commercials for Broadcast Arts in New York City.  Subsequently, he worked for Sierra On-Line and Warner Bros., again as an animator working on "Tiny Toon Adventures", "Animaniacs", "Tazmania", "Pinky and the Brain" and "Histeria! ".  He has also worked for Disney Television, Film Roman, Universal Cartoons, Hanna Barbera, Cartoon Network, DIC Entertainment, Saban, Mike Young Productions and other smaller studios.

I Am Weasel: I Am Weasel is an American animated television series created by David Feiss for Cartoon Network, being the fourth of the network's Cartoon Cartoons.  The series centers on I.M. Weasel, a smart, beloved and highly successful weasel, and I.R. Baboon, an unsuccessful and unintelligent baboon who is jealous of Weasel's success and constantly tries to upstage him.

Brian Sheesley: Brian Sheesley (born 6 April 1959) is an animation director who has worked on several comedy shows, including directing duties on "The Grim Adventures of Billy & Mandy", two episodes of "The Critic", nine episodes of "Futurama" and two episodes of "King of the Hill".  Sheesley also worked as an animation timer on "Rugrats Go Wild! " (in 2003) and as an animator on "A Wish for Wings That Work" in 1991.  In his earlier career Brian worked as a layout artist on "The Ren & Stimpy Show".  Brian was an animation director and supervising director on "Camp Lazlo", and recently an animation director on "Regular Show", "Sym-Bionic Titan" and "Uncle Grandpa".  He studied in the Character Animation program at the California Institute of the Arts.

Ethan Spaulding: Ethan Spaulding is an American animation director, producer and storyboard artist, well known as a crew person on the animated television series "".  He directed twelve episodes, and held various crew positions on several others.  After "Avatar" concluded, he moved to Warner Bros.  Animation, where he served as a producer of the 2011 "ThunderCats" reboot.  He also served as a storyboard artist for "The Legend of Korra", and co-directed the 2014 animated film "".

The Treasure Planet: The Treasure Planet (original: "Planetata na sakrovishtata") is a 1982 Bulgarian animated science fiction film directed by Rumen Petkov and produced by Boyana Film.  The film is a science fiction adaptation of Robert Louis Stevenson's adventure novel "Treasure Island".

Lauren Montgomery: Lauren Montgomery (born May 1980) is an American film animation director and storyboard artist.  She is noted for her storyboard work for animated television and DVD movie features.  She directed the Wonder Woman animated film of the same name, "", "", "", and co-directed with Sam Liu on "" and "".  She also worked on "Young Justice" and provided storyboards for Book 3 of "" for Nickelodeon In 2012, Montgomery returned to Nickelodeon and the Avatar franchise as the supervising producer and storyboard artist for the sequel series "The Legend of Korra".  She is now working as an executive producer and co-showrunner on the animated series "" with Joaquim Dos Santos.

Rumen Petkov: Rumen Petkov (Bulgarian: Румен Петков ) (born 26 January 1948) is a Bulgarian animator and comic creator.  His influence spawned a new generation of young Bulgarian comic book artists as Vladimir Nedialkov, Koko Sarkisian, Ivan Kirjakov and others.  He was one of the main artists of the comics magazine DUGA (Rainbow), which was the most popular comics for several generations of Bulgarian children.  His most popular cartoon is "The Adventures of Choko the Stork and Boko the Frog" which was popular in Bulgaria during the 1970s and 1980s.  Other famous animated films he directed are "Friends of Gosho the Elephant", "Treasure Planet", etc.  He has won the Grand Prize at the Ottawa Animation Festival and the Palme d'Or at the Cannes Film Festival.  Recently Rumen Petkov has worked as a writer, storyboard artist, animation director and director on some episodes of "Johnny Bravo", "Dexter's Laboratory", "Cow and Chicken", "I Am Weasel", "The New Woody Woodpecker Show" and other series.  He has said about animation: "Animation will never die because it's like music, because it's like running with the wind, because it's funny."

Supporting paragraphs: Rumen Petkov I Am Weasel
Answer: I.R. Baboon