If you like to turn up or sightsee or just stroll on the beach. There is plenty to do In Long Beach. Google Night clubs Or restaurants on Pine street or the surrounding areas.
I have listed a few things.
Rainbow Lagoon Swan Boats by Wheel Fun Rentals
South Pine Avenue, Long Beach, CA 90802, (562) 522-6147
They also have Illuminated swan boat night ride that looks amazing
The Pike Outlets
95 South Pine Avenue, Long Beach, CA 90802, (877) 225-5337