Horse riding today went too crazy!

Hello:) happy lerh todae :) Horse riding today was what the hell! Today my horse and bryan horse was too crazy for us. even when teacher saw she was scared! WTH! at 1st was Bryan horse when instructor asks to trout(speed), the horse went too speedy! Bryan was going to knock the wall then he fell! he says he ok... And then is my horse turn, it went very fast at a sudden my horse stop and do like a bull. He's 2 leg infront went up! then i was like OMG then my head hit his body..! you can imagine it