The improv troupe Loose Screws lets loose once again, this time with "Spaced 1919," about the adventures of the crew of the space blimp Astro Zepplin.

The show continues a brief run at 8 p.m. today at Mid-Pacific Institute's Kawaiahao Recital Hall; and at 9:30 p.m. Friday at Planet Fun in Kunia.

Tickets are $12.50 general, $10 advance. Bring a large sci-fi prop and get a $1 discount on the admission. 550-8457, www.honoluluboxoffice.com.