2: Cretins destroyed tank (7)
3: Physician that is right is less interesting (5)
4: Dance to old home recording (3 4)
5: Palestinian group participating in way out feat (7)
6: Take a turn or a thousand dollars (3)
7: Bill board reflected family meal extra (5,6)
10: Audible attempt to get clique cut in three (7)
11: Ever-practical, Mr. Vader keeps own little piggy (4-2-5)
15: Sci-fi pioneer composes Mercury Sources (1.1.,5)
17: Fish spawn upstream in little orifices (3)
18: Sterne's novel settlers (7)
19: Gloomy pizza maker taking day off around middle of January (7)
20: Free time the French one rues, unfortunately (7)
22: A garden ornament makes men go mad (5)
25: Standard style of music rejected (3)
27: Period email feature (3)