On a trip to Brussels, Belgium, Penelope Clearwater decides that the following songs would be perfect for her road trip with Percy:

A Certain Shade Of Green - Incubus
Bright - Echosmith
C'mon N' Ride It (The Train) - Quad City DJ's
Do You Know? - Enrique Iglesias
Ebony Eyes - Stevie Wonder
Face Down - The Red Jumpsuit Apparatus
Gemini Dream - The Moody Blues
Happy Together - The Turtles
Imaginary - Evanescence
Just the Two of Us - Grover Washington Jr.
King - Years & Years
Loving You Is Easy - Sarah McLachlan
Mykonos - Fleet Foxes
Neon Lights - Demi Lovato
Ophelia - The Lumineers