I search for these all of the time on youtube, here are a few of my favorites:
Spanky on a speedo bike http://www.youtube.com/watch?v=Yf-jopOP-FM
Wham-o wheelie bar http://www.youtube.com/watch?v=PtBoETwl5Co
BIg Wheel! http://www.youtube.com/watch?v=HjTAA_da ... re=related
Mattel Vroom http://www.youtube.com/watch?v=sIWLnjn1LXg
Western Auto http://www.youtube.com/watch?v=Etk4MQvGI1U
Old BMX commercials:
http://www.youtube.com/watch?v=VLDuyCX_ ... re=related
http://www.youtube.com/watch?v=B2XQN-Yz ... re=related
http://www.youtube.com/watch?v=rK9u95PdlMc
Spanky on a speedo bike http://www.youtube.com/watch?v=Yf-jopOP-FM
Wham-o wheelie bar http://www.youtube.com/watch?v=PtBoETwl5Co
BIg Wheel! http://www.youtube.com/watch?v=HjTAA_da ... re=related
Mattel Vroom http://www.youtube.com/watch?v=sIWLnjn1LXg
Western Auto http://www.youtube.com/watch?v=Etk4MQvGI1U
Old BMX commercials:
http://www.youtube.com/watch?v=VLDuyCX_ ... re=related
http://www.youtube.com/watch?v=B2XQN-Yz ... re=related
http://www.youtube.com/watch?v=rK9u95PdlMc