TODAY’S BEST BETS
BEAT SHAZAM (5) WNYW (23) WXXA 8 p.m.
Contestants show off their music knowledge as they race against the clock to identify some of the world’s most popular songs in the season premiere of this unique game show. Those who advance take on Shazam, a song identification app.
DC’S LEGENDS OF TOMORROW (11) WPIX 8 p.m.
Constantine (Matt Ryan) and Nora (Courtney Ford) set out to find Ray (Brandon Routh) in this season finale. Elsewhere, Nate (Nick Zano) comes up with a daring plan to unite magical creatures and people in the hopes of saving the world.