VIDEO : Chris Hemsworth And Mark Ruffalo Explain Their Bro-mance

ET's Kevin Frazier caught up with Chris Hemsworth and Mark Ruffalo on the red carpet following Marvel's panel at San Diego Comic-Con on Saturday, where they talked about their favorite way to get some sleep on a plane. "[That's] life on the road when you're a superhero," Ruffalo explained of his Instagram pic, which showed Hemsworth, Tom Hiddleston, and Ragnarok director Taika Waititi spooning mid-flight. "You gotta grab it where you can get it, you know?"