Simplify the following text for a Grade 8 native English-speaking person.
Original: Musetta and Marcello leave to sell Musetta 's earrings in order to buy medicine , and Colline leaves to pawn his overcoat ( Vecchia zimarra -- `` Old coat '' ) .
Simplified: Musetta and Marcello leave to sell Musetta 's earrings in order to buy medicine , and Colline leaves to pawn his overcoat .