Season 1 of Thumbs Up! premiered on Jul 07, 2012
The trip begins: David Choe hitchhikes his way across these United States by (other people's) trains, cars, and boats.
Season 2 of Thumbs Up! premiered on Aug 03, 2012
David and Harry begin their second great trek, starting from Tijuana and plotting a course up the West Coast, through Canada, and to the North Pole.
Season 3 of Thumbs Up! premiered on Aug 22, 2012
Despite not knowing a word of Chinese and having absolutely no money, David Choe and Harry Kim decided to hitchhike clear across China.