Photo: Michel Dufour/Getty Imagesr So, Jared Leto and his band, Thirty Seconds to Mars, hosted a three-day Malibu camping experience called Camp Marsover the weekend. The camp boasted standard activities like "hiking, climbing, yoga, cooking classes, raising the flag, and camp fire sing-alongs," as well as two band and DJ performances. Also maybe some ghost stories and chances to swap hair tips...