Musical bottles & RC car.

Some people have way too much time on their hands. Put that together with the love of the Super Mario Brothers theme song, and you get this...

Pretty cool, huh? He seemed to have impressed the security guard. You have to give the guy some credit. All the time he spent figuring out the distance between bottles, the car, which order to put the bottles so the pitch was right, and drinking all those bottles. Now, if only he could do this with Zelda, Metroid, and F-Zero.

Source:RC car and bottles can play Super Mario theme | Daily Nintendo