how do i add facebook to share options from youtube or any other share list

[AC Question]

I want to share music videos from youtube to a group on facebook but when i hit share and I get the options such as messaging, etc...i do not have facebook on that list...how do i add this?

 

[hallux]

Do you have the Facebook app installed? I didn't try a music video but the regular video I tried to share showed Facebook as an option. I suspect music videos may not be shareable.