[Drew Barrymore, Justin Long. Photos via Getty]. Your celebrities have been losing their minds all over the place this weekend. Losing. Their. Minds. John Mayer showed up to a club in a monogramed smoking jacket. Renee Zellweger freaked out strangers on the beach. Jon Gosselin shot an enormous rocket off in his front yard. Jason Segal unloaded his car looking like a hot mess. More»