Use the timeline below to select up to 20 seconds to watch or share.
3.04sCome on! It'll be fun!
2.09s
4.07sWow! Now I have the energy to do anything!
3.19s- Oh-oh! Uh, just give me two minutes.
- Tsk! Oh!
2.89s
2.3sJessica, I think this is too steep.
2.17sBart, you can't trust your perception...
3.02sat this altitude.
3.47s
0.58s
1.19s
2.64sActually, if the road surface maintains its integrity,
2.17sI just might be able to hold on.
2.67s
3.96s
2.6s
1.37s