I'm not sure specifically which 'skater boy tickled Justin' story you are referring to. There could be many fictional or personal anecdotes with this setup. Maybe it was a story among friends where a skater boy playfully tickled Justin during a skate park gathering.
Well, Justin might have laughed a lot. Maybe he tried to get away from the skater boy but couldn't because the skater boy was too quick. Or perhaps they were surrounded by their friends who were also laughing and cheering on the skater boy.
Once upon a time, there was a skater boy named Justin. One day at the skate park, his friends decided to play a little joke on him. They tickled him while he was trying to do a new trick. Justin couldn't stop laughing and ended up falling on his skateboard. But he didn't get mad because he knew it was all in good fun. He then chased his friends around the park, still on his skateboard, trying to get revenge by tickling them back.
Once there was a skater boy named Tom. One day while he was skating in the park, his little sister came along. She playfully tickled him while he was trying to do a cool trick. Tom lost his balance and tumbled, but he couldn't stop laughing. It was a really fun and silly moment between them.
A skater boy named Leo was skating in a new skatepark. A little puppy ran up to him and started tickling his ankles with its wet nose as he was about to do a jump. Leo was so distracted that he just sat down on his skateboard and started petting the puppy while laughing.
Most likely, it's not a true story. It might draw inspiration from various sources but not be an exact account of reality. It could be a fictional creation for entertainment purposes.
He could interact with Inuyasha. Inuyasha might be initially suspicious of this strange boy with his odd - looking board. But as they face common enemies, they start to trust each other. The skater boy could also meet Kagome. Kagome would be curious about his different style and might try to understand his modern - day things like the skateboard.
The boy, Henry, had a pet cat. One time, the cat was being very playful and started batting at his feet under the table. Its soft paws tickled Henry's feet, and he couldn't stop laughing. It was a cute moment between him and his furry friend.