No 9492, Saturday, 28 Mar 09, Nita Jaggi

In a hurry, no links being added, and leaving some unsolved
ACROSS
2 - Sit back for one beverage (6) - TIS<-???
7 - Low side area (4) - ???R
9 - Orderly in appearance, head nun to take a meal (4) - {N}EAT
10 - To fool, saint left in great happiness of famous people (13) - CON{ST}EL{L}ATION What is the link between famous people and constellation?
12 - Girl guide in tears is wrong to stand unsteadily (7) - STA{GG}ER*
13 - Last month, Adam’s wife going around one to mislead (7) - {DEC}E{I}VE
15 - Refreshments offered at an exhibition, overheard (4) - FARE (~fair)
17 - Protective covering on an insect’s body (5) - SHELL [2]
18 - Mobile room (4) - CELL [2]
19 - An official has the time to advise professionally (7) - CONSUL{T}
21 - Standard units for a large mould to start off the car (7) - MODUL*(-c)AR
23 - Make excessive use of the benefit resulting after a camera shot (4,9) - TAKE ADVANTAGE [CD]
27 - Cut short open way for an overwhelming defeat (4) - ROUT(-e)
28 - Finishes in cigarette butts (4) - ENDS [2]
29 - Gives up extra things! (6) - SPARES [2]
DOWN
1 - Haircut roughly for the animal (6) - ???C?T
2 - Grants in order again for the German soldier to break law (10) - TRANSG*RE{SS}
3 - Start to separate out feather tufts lacking hardness (4) - {S}{O}{F}{T}
4 - Exactly locate the spike (4) - NAIL [2]
5 - Not in favour of myself after the social worker (4) - ANT{I}
6 - Rival can destroy a public celebration (8) - CARNIVAL*
8 - Change the shape of the moon (5) - PHASE [CD]
11 - Each short disturbance within which sound is audible (7) - {EA}RSHOT*
13 - Cover taken up on an Austen novel is a difficult choice (7) - DIL<-EMMA
14 - Half seen resolution in society motivates them (10) - (-se)EN{COURAGE}S
16 - Pain to-do a different act of accepting a child (8) - ADOPTION*
20 - Permission to depart politely (5) - LEAVE [CD]
22 - A general day is incomplete without a list of things to be done (6) - A{GEN}DA(-y)
24 - Flying object has a container at a point (4) - KIT{E}
25 - Patch up a musical accompaniment (4) - VAMP ?
26 - Bridge opponents are almost not far away (4) - {N}{E}AR(-e)