"Tonight, Tonight" let's see the ballet based on this 1957 musical about teen gangs (You know, the Jets & the Sharks)
... Don't you 
wish you could walk down a street, and you'd see dancers this ... George Chakiris 
in West Side Story, 1961 When you're a jet, you're a jet all the way ... Robert Wise 
- MUSICAL - modern interpretation of Romeo and Juliet with rival gangs in NY.