Stan's Christmas Crossword

Across
6 Throwing water on American in the process of taking action (7)
7 Land seen to be occupied (5)
9 Muddle on if skinny (4)
10 Brave one on his back carries a gun (10)
11 Famous once; at least now it sounds as if they at least haven't run out of jelly or coffee (3-5)
13 Dangerous man on horseback sounds like a farmer. (6)
15 Appropriate at this time of year, except the German equivalent is poison and the Greek one is most unwelcome. (4)
17 Sailor in a ship - just add bars to produce the old standard (5)
18 Wine went up (4)
19 25's dreams around this time of year were created by him. (6)
20 Do I hear a letter ? Do I hear the next letter ? With Swedish, this is something that gets respect (8)
23 Little one assocated with 25 at this time of year (7,3)
26 One in box when there's nothing on ? Useful gadget when there's more than one thing on, actually. (4)
27 English-American Party. Memory that lingers, even though no longer current. (5)
28 Right thinking people leave no cones upturned (7)

Down
1 Rabbit soul breaks up. Must fall to earth quite soon. (10)
2 These bells are heard at Advent. Advert ? (6)
3 "No game is endless" - an ancient inscription (4)
4 Unfit horses in medical facilities (8)
5 Rude, cold, depressed and sporty (4)
6 She sounds like one of Santa's reindeer (5)
8 Good darts ! Big drinks ! High voices ! (7)
12 "It's Christmas !" shouts the one who leads. Leads to break-up, one could say. (5)
14 A bird and a communist dance (6,4)
16 Loose diamonds ? (3-4)
17 Jesus' chosen ones ban muse ? (8)
21 Mixed-up hooligan in a state that produces something to keep the nursery tidy ? (6)
22 Santa's helpers in a steel vest. (5)
24 A variable changes and Madonna becomes a radical thinker (4)
25 Sexually adaptable ? No good for a singer with a wholesome image. (4)