I think I hit the band peg on the top of the rack. It was sticking out slightly, and the bar+plates drifted to my right side when going up. Chipped some paint off of my plates. Nearly lost balance. Got the rep though.
Ever since I started taking strength training seriously, I was bitten by the Iron Bug. Then it burrowed under my skin and laid eggs in my heart. Now those eggs are hatching and I... the feeling is indescribable.