Clyde Donovan, formerly Clyde Goodman and Clyde Harris, is one of the boys' classmates. His birthday is April 10, as seen on his Facebook profile page in the episode "You Have 0 Friends".In "Crack Baby Athletic Association", it is revealed that Clyde's mother is Dutch, and as such, he has at least some Dutch ancestry.
During the song Stan has dedicated to her, she is given a brief scene that displays a talent for skating, being able to perform a figure-eight, salchow, triple-lutz, and twirl endlessly while keeping balance.In the episode "Cherokee Hair Tampons", Butters comments that Clyde would have helped in getting Cartman's kidney for Kyle, but his appetite for tacos got in the way - referencing his weight, which had also been pointed out by Butters in "Cartman's Silly Hate Crime 2000".Clyde seems to have a liking for adult-related materials.In "Something You Can Do with Your Finger", she became a member of Eric Cartman's "boy band" Fingerbang, after wowing the boys with a song similar to the popular euphemistic "Miss Susie" rhyme.Wendy also took part in the Thanksgiving musical play in "Helen Keller! In "Elementary School Musical", she performed the opening song as well as several other duets with Bridon Gueermo. Hankey's Christmas Classics, Wendy performs a duet with Stan Marsh entitled "It Happened in Sun Valley".