You can do a lot with balloons to brighten up a difficult space -absolutely love these cascading balloons!
80 Simple and Beautiful Balloon Wedding Centerpieces Decoration Ideas - LovellyWedding
Idea of air visible on stage -,use balloons, alternative to bubbles at end of show? (Airheads) by Jacob Sutton ~Fashion photography. Cropped from original colour photo.
DISNEY PRINCESS - TANGLED - RAPUNZEL - FOIL BALLOON DISPLAY -TABLE CENTREPIECE in Home, Furniture & DIY, Celebrations & Occasions, Party Supplies | eBay
KS International Inc. - Balloon Display Tree, $119.50 (http://www.keepsakestuffer.com/balloon-display-tree/)
Balloon idea for a Hello Kitty Party