How do you get HM3 in platinum? - Answers

You go to Celeistic town and once you enter the middle part of the town, and elder will say a spaceman is threatening to blow up to town with a bomb. You go up to him and he will challenge you to a battle. when you defeat him the elder will get the package that Cynthia gave you. Then she will tell you to examine the painting inside. Once you enter the cave and press "A" on the painting, she will come in and say stuff about ancient legend and stuff. Then Cyrus comes in and says a bunch of stuff then challenges you to a battle. If you say yes his Pokemon are: Sneasel: level 34 Golbat: level 34 also Murkrow: level 36 Once you defeat him he will make a dark flash and disappear. Then the elder with blab and blab about stuff, then she says that her grandaughter doesn't use this item anymore and you can have it and It's surf.