Voodoo. The epg has become awesome now too.

Have you had a chance to check us out at /r/epicstream ?

We carry both the channels you mentioned GSN & BET. Send me a pm if you are interested in a trial or check out trial instructions at /r/epicstream

Check us out, our channel list is directly on our website here

not sure if you found something yet, can provide a trail for you. get selection of HD and FHD VOD have a look contact me for a trail