Quote from DontStealMyBacon
Are you sure this is 1.5.1 and not the snapshot? I'm pretty sure this hasn't happened for anyone else in 1.5.1.
Quote from TwentyFive
did you say "click and press U" at the same time? If so I'm using this! >
Oh Press Q. Anyway, GREAT FIND! XD dont tell mojang lol