Just saw your question sorry, sonicgroove is another tribe just like creativecoin, palnet etc. you dont need to make an account you already have one because you are on steem, I should have linked you with a different URL :)
https://steempeak.com/palnet/@swelker101/announcing-sonic-groove-live
I'm not sure what front end you use but you can see the post if you look up user @swelker101
Ty Julia :)