You have to run Deepbot as an admin (It fixes most issues. To run as admin > Right click Deepbot > Select "Run as Admin" option).
I would make sure any anti-virus/firewalls are not blocking the connection.
Also, the gold star means you are VIP.
Also, the default command is !requestsong LinkHere. If you set max songs to 0 for user classes on the music tab, no one can request songs. Also make sure in the Master Settings on the Config Tab > Scroll about half way down and make sure this option is set to a number high enough for song requests:
!requestsong in your chat works.