The Challenge's Johnny Bananas is throwing his support behind Spencer Pratt as The Hills alum continues his bid to be elected the mayor of Los Angeles. Taking to social media on Thursday, April 30, the reality star (real name Johnny Devenanzio) gave his stamp of approval to Pratt in the election race. "That's my mayor 🤘" Devenanzio, 43, wrote via X, sharing Pratt's latest campaign ad. In the controversial ad released on Wednesday, April 29, Pratt, 42, visited the homes of two of his opponents - L.A. City Councilwoman Nithya Raman and current Mayor Karen Bass.