What ballet does grown up Billy perform in at the end of "Billy Elliot"?

I think its the Rites of Spring but I'm not sure.What ballet does grown up Billy perform in at the end of "Billy Elliot"?
The grown up Billy is played by dancer Adam Cooper currently appearing on the West End Stage in Guys and Dolls.

The ballet he appears in at the end of the film is "Swan Lake".
Swan LakeWhat ballet does grown up Billy perform in at the end of "Billy Elliot"?
I think it's Swan Lake.
Swan Lake