"I am trying to decide if that's even the strangest thing I've heard this week," Wanda says, using a glibness clearly learned from Sam and Clint.

"I wear a small or an extra small. Or a medium, depending on where you shop." Wanda mimics Tony's weighing gesture. He may be a scientific genius but she knows that there is very little by way of science that goes into the arbitration of clothing design.