Instagram Caption Writer - Write nice formatted Instagram captions.
KanyeText - Send Kanye lyrics & quotes anonymously
CaptionBot by Microsoft - Analyzing and describing images by a bot
Pewdiebot - Chat with the bot version of the king of YouTube, PewDiePie
WTF is that? - Send any picture and it will tell you what it is!
SerenaBot - A simple chatbot for Serena Williams