Hippaul is the son of the Hippo lady that asks you to race with him to help him lose weight. He's only available when Vivi is your map character in Alexander in at the start of disc 3 I think? Before Kuja attacks Garnet's castle.
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http://i43.photobucket.com/albums/e373/Gaiash/KumaVsZangief.jpg
LOL!!!! I hope that's a joke....names don't get more n00bish than that