Best Lines of the Week (September 13-19): 'We're Big Into Vengeance'

TV Insider Staff

From the streaming premieres of Unbelievable and Undone, to the season finales of Bachelor in Paradise and The Ranch, plus a good old- fashioned Comedy Central roast, this week had a medley of memorable moments.

Check out some of our favorites in the gallery above.

Which 'Bachelor in Paradise' Season 6 Couples Are Still Together? (PHOTOS)

Which 'Bachelor in Paradise' Season 6 Couples Are Still Together? (PHOTOS)

Get an update on everyone from Katie and Chris to Dean and Caelynn and Whitney and Connor.