No.2: March and chorus of urchins

Whose song is No.2: March and chorus of urchins?

Artist Album
Marilyn Horne, James McCracken, Etc.; Leonard Bernstein: ...
Carmen (Disc 1 of 3)
Marilyn Horne, James McCracken, Etc.; Leonard Bernstein: Metropo
Carmen (Disc 1 of 3)