PLAYBACK: Oldskool Reggaeton Dance Party | Friday Night Essentials Get ready to rewind and dance all night long! Join us for a special edition of our Friday Night Essentials with PLAYBACK: Oldskool Reggaeton Dance Party on Friday, December 5th . VOTED SAN DIEGO'S #1 NIGHTCLUB, Onyx Room is the premier destination for music, art, and nightlife culture in Downtown San Diego's Gaslamp Quarter. Come experience the club that’s setting the... More Info below.