A saddle is visible under Comanche's blanket when Stevie rides him bare back to catch Cobalt after he bolts when Veronica is trying to load him into the trailer to leave for The Mountain Trail Overnight.
Max could have easily cooked macaroni for the Mountain Trail Overnight instead of chili. Macaroni begins with 'M'.
When Veronica is day dreaming about Phil falling in love with her they can be seen riding without helmets. Riding horses without a helmet is very dangerous. You could get badly hurt if you don't wear a helmet.
If Lisa had been using a non slip girth and a non slip saddle pad Patch's girth would not have slipped. In real life Lisa could have held on to Patch's mane for balance so that she could correct her saddle as it was starting to slip. Because horses can't feel anything when you tug their manes Lisa wouldn't have hurt Patch.
When Kristi is finally alone with Red Ashley and Melanie run past them giggling and chasing each other. You should never run in a stable or around horses as seeing a human running near them could spook them.