No 10034, Saturday 25 Dec 10, Gridman

MERRY CHRISTMAS to everyone with this Christmas themed CW from Gridman.
ACROSS
1   - Time of year for a give and take? (8) - DECEMBER [CD]
5   - Notice gap in pre-Christmas period (6) - {AD}{VENT}
9   - You and I to be included in a number by chance (8) - {FORT{U}{I}{T}Y} One T appears to be extra or am I missing something
10 - Wise one doesn't launch boat (6) - cORACLE
12 - Flower for nothing at the beginning of Easter (4) - {NIL}{E}
13 - You may find him fulfilling during the present time (5,5) - SANTA CLAUS [CD]

15 - Unending dexterity in seasonal vehicle (6) - SLEIGHt
17 - Cane might produce this — a sweet thing! (5) - SUGAR [CD]
20 - Seasonal helpers in steel vehicle (5) - {ELVE}{S} [T]
21 - Father a member of alumni association? (3,3) - OLD BOY [DD]
24 - Somehow gets past enamel attachments on doors (10) - NAMEPLATES*
27 - A song that's recalled: it might hit the high notes (4) - {A}{RIA<-}
29 - A paler variety of a winter warmer (6) - EARLAP*

30 - Is swayed by new arrangement that is oblique (8) - SIDEWAYS*
31 - Engineer, getting in the way, thundered (6) - {ROA{RE}D}
32 - Punjabi returns to big Indian lake for memorial (3,5) - {TAJ<-} {MAHA}{L}

DOWN
1   - Government agent's up at last to answer charges (6) - {DEF<-}{END}
2   - So Carl belted out wassailer's tunes to arouse Carlos (6) - CAROLS*
3   - Mother, full on a regular basis, in bash (4) - {MA}{U}{L}
4   - More to one of Bollywood's crowd (5) - EXTRA [DD]
6   - Carry out nearly energetic order of antiquity (5) - {DO}{RICh}
7   - Give and get old coins (8) - {EX}{CHANGE}
8   - New rate certain for what's valuable (8) - {TREA*}{SURE}
11 - Carved and brought without the head (6) - fETCHED
14 - Likes one moving out sick animals (4) - ELKSi*
16 - Is nothing except a meteorological line (6) - {IS}{O}{BAR}
17 - It falls on son this time (4) - {S}{NOW}
18 - They haul present transport system (8) - REINDEER [CD]

19 - A volume by Gridman put up: “Song and Prayer” (3,5) - {A}{V}{E M<-{ARIA}
22 - Workers' leader with heart-shaped Yule garland (6) - {W}{REATH*}

23 - Woman conducts a sled around the edge of stadium (6) - {DA{M}SEL*}
25 - Bit said to be kept by the police? (5) - PEACE(~piece)
26 - She with hesitation takes one account back (5) - {ER}{I}{CA<-}
28 - Ray in the bar? (4) - BEAM [DD]

GRID