Even the career of "The Big Mummy" doesn't stand a chance against Father Time. Dirk Nowitzki has embraced the nickname bestowed upon him by big-mouthed former teammate and current Dallas Mavericks assistant coach Darrell Armstrong, even participating in a spoof video shown on the arena big screens during games earlier this season. The self-deprecating Nowitzki's stiffness is both a source of comedic fodder and a serious issue for the Mavs and their future Hall of Famer, as there's nothing funny about all the time Nowitzki needs to spend maintaining his body -- stretching regimens, massages, strength and conditioning work -- to get on the floor. read more http://www.espn.com/nba/story/_/id/...ricks-record-decide-dirk-nowitzki-calls-quits The self-deprecating Nowitzki's stiffness is both a source of comedic fodder and a serious issue for the Mavs and their future Hall of Famer, as there's nothing funny about all the time Nowitzki needs to spend maintaining his body -- stretching regimens, massages, strength and conditioning work -- to get on the floor.