Putting Train Horns on my Smart Car!! In todays video, CJ installs some train horns on his Smart Car and it is LOUD. He scares the boys with it and then Ben and him cruise around town and prank a few other people. Later we launch the amazon quad off the balcony in the shop. CJ lists it for sale on Facebook market place for $3 dollars and it sells the next day. Later CJ and Ben Try a new trend they saw online.SHOW LESS