Actor Kellan Lutz who stars in the upcoming action-fantasy flick Immortals with Henry Cavill and Mickey Rourke, kicked off Comic-Con at the Wired Cafe at the Omni Hotel rooftop in San Diego by playing bartender. Other attendees included Justin Timberlake and Amanda Seyfried promoting their new movie ‘In Time’, as well as ‘Twilight’ actress Nikki Reed.