I would agree with you about Andy. My article on his brother pointed out the very same thing :
http://www.cheatorbeat.com/frank-schleck/cycling/1076
The winner of the white jersey for best young rider in the 2008 Tour de France, Andy had a Floyd Landis like “bonk” on Hautacam, but then recovered to dominate at times in the Alps, including finishing 3rd on Alpe d’Huez.