
1) American television spin-off 2) Broadway musical 3) Cause for jubilation 4) Dystopian novel 5) Glad tidings 6) Half of some jokes 7) It may be a relief
Found on
https://www.crosswordclues.com/clue/good-news

A composite of two photos of Chicago taken at night from a rooftop of a parking garage near the United Center. Brett Gustafson took both photos. Images composited by Kelly Martin (myself). If you copy, distribute, make derivative works or make commercial use of the work you must attribute the photo to `Brett Gustafson`. ...
Found on
http://en.wikipedia.org/wiki/Good_News
[musical] Good News is a musical with a book by Laurence Schwab and B.G. DeSylva, lyrics by DeSylva and Lew Brown, and music by Ray Henderson. The story is set in the Roaring Twenties at Tait College, where football star Tom Marlowe falls in love with studious Connie Lane, who is tutoring him so he can pass astronomy and be eligible to play...
Found on
http://en.wikipedia.org/wiki/Good_News_(musical)

Good news is British slang for sexual intercourse.
Found on
http://www.probertencyclopaedia.com/browse/ZG.HTM
No exact match found.