SerenaBot - A simple chatbot for Serena Williams
RapKey - An iOS keyboard that allows you to send rap lyrics easily
Kanye Cube Blast - Help Kanye beat the haters by basting all the cubes!
Rapchat - Create, share, and discover freestyle raps
Pewdiebot - Chat with the bot version of the king of YouTube, PewDiePie
Streak - Manage customers inside Gmail