Glam gender-bender plays 9:30 Club on Halloween
Ariana Grande duet ‘Dance to This’ among record’s standout cuts
Non-stop dance-pop fun ensues after Pharrell-produced opening set
Caden Adamonis and Anaiiyah Reyes portray mini-versions of the pop stars
The pop stars had teased the collaboration since February
The film stars Russell Crowe, Nicole Kidman
In vastly disparate ways, out singers use sexual candor to maximum effect
Predicted thunderstorms and parade protesters fail to materialize
Headliners Sivan, Cara performed at annual event
Dissident group mum on possible parade disruption
