Watch the cartoon Happy Tree Friends Water Way to Go flash animation. Happy Three Friends in Water way to go. Featuring Pop and Cub. Keep your Head above water!. A lot of fun in this game waiting for you. Do not delay anymore and start playing alone you can pass all the levels and show your friends how much you like to play online.Water Way to Go is an episode of the Happy Tree Friends internet series, the fifteenth of the second season, and forty-second overall.much fun for you! Join now and have fun!