From the original series to its multiple spinoffs, this is the most successful franchise in network history.

But does that mean its cast members have any musical talent? 

The show often focuses on the love lives of its featured players; we're here, however, to take a look at the hip hop aspect of these D-Listers and Z-Listers.

Can any of them actually sing? We rank their ability and their potential, from sad sack to potential star, in the following photo gallery...