In Disassembled, Venom's ice cream falls off his cone and he spends an incredibly long time staring into it, wondering where it went. Finally he puts the cone on his head and wears it as a hat.
Hal Jordan actually seems to enjoy times when he loses control of his new flight powers and floats off into space. On the second occurrence, the other Green Lanterns laugh at the sight of Hal leaving their planet, until Superman plops him back onto the ground and glares at them.
That look on Superman's face as he realizes the city just exploded, and he flew in the wrong direction.
Godzilla blindly squishing the Bad Days crew. In the scene immediately following, Godzilla grabs a MUTO, and uses it to pick Stan Lee out of his teeth. Stan exits by jumping into a giant robot of himself.
Thanos spending his bathroom time playing a handheld video game in which he shoots disembodied Deadpool heads.