r.j. anderson inside his razor xp, highly modified tv.he guy put out these videos before, and this the latest. they are screaming through the mountains east of san diego. start off some simple jumps. tackli tackling the wolves. this flies. after that, nice step up jump over to the rail slide. >> oh, no way. >> the wall of death. you're right. round and round. the trap door at the bottom of the wall of death opens back up, and dips back out. and to celebrate the successful completion of the wall of death, huge backflip. >> look at that drone. it was like it was going to take him out. >> because it does. the drone comes down, does not land perfectly on the ramp. just awesome. >> she's worried about the dog's new collar, so she gets dad to test it first. >> that's basically what dads are in the family, just a guinea pig. >> see why trying it on bit. use it hot. >> i'm pretty sure that's not going to cost you $50 a leg. >> a dilemma. >> my dog's collar. i'm concerned that it will harm him. >> a responsible dog owner. they got one of those col