As no one does the anagrams anymore I'll have a crack at 20.
Elvis & Graceland.
Now to check if that & the others are correct.
1. Wimbledon
2.
3. Family Guy
4. Gunfight at the OK Corale
5.
6. The Sting
7. Cyprus
8. Vine Street
9. Apollo
10.
11. Electrolysis
12. Thirteen (Fourteen if you include BillWill who took the photo)
13.
14. Collage
15. Stingray
16.
17. Accrington Stanley!
18.
19. They're all brands of car produced by SEAT. Panda, Ibiza, Inca, Alhambra.
20. GERVAIS & CANDLE