Films are hard to make, lifelong friendships are forged on set, and movie makeup sure takes a long time. Great, now that we’ve plowed through the niceties, let’s get to the meat of the Captain America: Civil War cast’s visit to Kimmel last night: Robert Downey Jr.’s birthday celebration. Steely Dan? Duran Duran? No one can even remember if they were there? If Don Cheadle had to leave due to searing back pain … man, you know it was a good party.