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As a tour rookie back in 1983, Walter has seemed to be unstoppable out on tour. Like him or not, he's definitely proven that he's here to stay.

26 years and 46 professional titles later, Walter continues to prove why he should be considered the greatest bowler ever. Turning 50 in October didn't seem to phase him as he won his record breaking 46th PBA title on Nov 1 over PBA veteran Chris Barnes.

When will Walter throw in the towel and let some of the other bowlers...