What song did Wendy from south park sing on episode something you can do with your finger?

In the South Park episode titled "Something You Can Do with Your Finger," Wendy Testaburger performs the song "I Feel Pretty." This song is from the musical West Side Story and is sung in a moment that emphasizes her feelings and experiences during the episode. Wendy's performance highlights her character's emotional state and contributes to the broader themes of the episode.