[media id=70 width=555 height=340] Sometimes in the park you run into kids who are trying to learn to ride. But sometimes, instead of being annoyed at them, why not help instill park skills and etiquette by showing them a thing or two? The other night at Mt. Hood Meadows, Nick Lipton was feeling charitable and did just that. Now I think he may have just been practicing for when he talks to girls (as they also want to learn to slide park picnic tables) but he succeeded in pissing off dad, and stoking out some youth. Fairly successful night in the park I'd say. And hey, it's like he actually…