John Mayer Has Jock Itch 2/12/2008 10:19 AM PT TMZ overheard John Mayer outside Katsuya asking a friend to pick him up some Lotrimin for his brutal, "blotchy" rash. Play video content His body is a wonderland ... of fungus! (Yeah, he's kidding ... we think.) See Also Where's L.A., Mr. Mayer?John Mayer: President of Villa Share on Facebook Share on X John Mayer