Crossword

 Across
1    English politician in exam storm (7)
5    ‘Southern Comfort. And come back – hurry up!  (5)
8    Put ball back in play again and hold (7)
9    English literature, note, is out of this world (5)
10  Agree to blow the bottom off supersoni
11  Yours truly, a nobleman full of gas! (11)
12  Oh no! To girl, it’s disastrous to be the sort that’s interested in birds! (13)
16  Draw attention to overturned vehicle in a race (7)
18  Eager to remove permit (5)
20  Gordon Ramsay to welcome permanent address (5)
21  Moose in metamorphosis is deadly (7)
22  Throw out, having the right or not (5)
23  For New Age, rely on changing with enthusiasm (7)