My Songs Know What You Did In the Dark (Light Em Up)

Fall Out Boy

When Percy and Clarisse are climbing on some huge wooden contraption as a competition

Cameo Lover

Kimbra

Playing in the background at the coffee shop in Washington, D.C.

Walzer As Dur | Walzer Ab Dur (feat. Falk Richter)

Johannes Brahms

Luke is listening to this on his yacht when his minions bring in Percy, Annabeth, and Tyson.

Annabeth and Percy sing this while riding the Plummet of Death in Circe's Amusement Park.

To Feel Alive

Iameve

ending credits (plays about 2 minutes into the credits.)