I'm 13, a girl and...

I am addicted to watching fat people rubbing their belly, or trying old clothes on that dont fit.

When i watch it i get like a... feeling in my... Ahem part, it goes fuzzy and i need the toilet, it only lasts for about 10 seconds. the reason i'm addicted is because i love the feeling, its a bit like a mans b0n3r i think.. im totaly freaked out about it. but why do i get this? i dont know if this helps but

Im 4.9

5 stone 4

Please help me and tell me why i get this