1: Exhibition is all-inclusive and superficial (7)
2: Sadly curtail urge for land cultivation (11)
3: Technique for picking up new material? (5)
4: Twisted, heartless guy scored (7)
5: Loud noise covers a little line by Bette Davis (4,1,4)
6: Call for help oddly stops (3)
7: Hellish center for immigration? (5)
13: Actress Tori, lacking direction, is getting the characters out of order(11)
15: Singer met excited troops (9)
18: Light touch of resplendence covers humble beginnings (5)
19: Aria Sue belted for a very big hunk?(7)
21: Pen opening regularly, bearing volatile, flammable liquid (7)
22: Ornamentation used in the a la mode coronet (5)
24: On return, for example, put back costume (3-2)
26: Bumped into yours truly at junction (3).