Dancing Legs Quiz 3

These dancers could strike a pose like no other. With beautiful lines, their dancing was art in motion. 

Name these renown dancers. Extra points if you can name the movie in which they are dancing.

1) 

2) 

 3)

Personal tidbit -  Inspired by dance numbers of my beloved musicals, I enrolled in several dance classes (foxtrot, swing, waltz, salsa, rhumba, merengue, chacha) in college. My dance partner and I tried to emulate parts of the dance routine from pic #2 for a dance competition....let's just say it looked prettier in our heads.