Harrys Balloons - description from Softdepia.com:
Classsic Arcade Action, fun for ages, You'll be playing on instinct and fast gut reactions.
36 Levels set over 20 Locations, 4 Unique ways of completing Levels - Worms, Disc's, Boxes and Trampolines as you battle against the clock or friends in 2 Tournament Types - Knockout and Competition. Various Weather and 6 Soundtracks(inc.Play your own cd’s) adds to the tense atmosphere.
Harrys Balloons is a "Free to try" program. You can download and try it for an evaluation period.