Mountain Song!! Help Help!

well i heard this song many times in a car commercial and it goes something like "I want to walk up the side of the mountain....." im not sure what company the commercial is for but there are two people in the car and like animated fish and weird designs appear in the car with them. I know i sound a little confusing right now but this song is driving me crazy!!! please email meis you know the song. remember "I want to walk up the side of the mountain......."

HELP IS GREATLY APPRECIATED!!!!!!!!!!!!!!!
thanks

"nature anthem" by grandaddy