Slap Sound - blap.wav - Original filename: Slap-SoundMaster13-49669815.wav - License: Public Domain - Source: http://soundbible.com/1948-Slap.html
Pong Blip - blip.wav - Original filename: 4359__noisecollector__pongblipf4.wav - License: CC Attribution, by NoiseCollector, 7/17/2005 - Source: https://www.freesound.org/people/NoiseCollector/sounds/4359/
Bubble Pop sound - pop.wav - Original filename: 7424__room__perc-pop2.wav License: CC Attribution, by room, 9/1/2005 - Source: http://www.freesound.org/people/room/sounds/7424/