Knock On Wood - DROID Does 2x4 в Android Market

Knock On Wood - DROID Does 2x4 (v. 1.0) Разработано Tingalin, LLC

Knocking on wood, and the spoken expression "knock on wood" are used to express a desire to avoid "tempting fate" after making some boast or speaking of one's own death. If luck wont cut it you can always hit luck in the head with a 2x4 hit sound.

Tap screen to knock
Shake phone for wood hit sound
100th tap glass breaks