Abstract: The device includes a main part, or launcher, in the form of a slingshot, of large size, for operation by three people. The launcher includes a funnel acting as a holder for the balloon to be launched, secured to a pair of elastic strings respectively secured at their outer ends to handles. A balloon filled with water is placed in the holder, and one person holds each of the handles, while a third draws the holder back and releases it, this action flinging the balloon at a target. The device also includes a container for the launcher, and the container has a cover which also serves as a flying saucer.