So a couple of us are trying to work on a dancing Groot project, which involves Groot as a pot plant that will dance and synchronize with whatever music we send to it. Right now we're still trying to figure out the details on how to get a servo motor to sync with the musical beats in a song. Planning on programming on a raspberry pi. Eventually, we want to have it set up so that we can connect to it through bluetooth, and pass music through that way. Anyway, in order to get Groot to rock from side to side, we made him out of felt. Here's the first prototype: