When is a bone-headed rumble-in-the-jungle more than just a dumb action movie? When it's also a pretty sharp, knowingly excessive satire of the industry that churns them out.
"Tropic Thunder" -- ImagiCorp studio's adaptation of 'Nam hero John "Four Leaf" Tayback's (Nick Nolte) POW memoir that's currently being shot on location in Vietnam -- is already way over-budget and a month behind schedule, even though the film has only been in production for five days. The film's rookie director, Brit Damien Cockburn (Steve Coogan), blames his ensemble of ego-clashing, out-of-control stars and their inability to take direction for the sinking of the whole project. Dam...