How many members were there in the band who sang Last Christmas?
2
4
4
5
4
5
4
5
4
5
4
5
4
3
5
4
3
5
4
3
5
4
3
5
4
3
2
5
4
3
2
5
4
3
2
5
4
3
2
5
4
3
2
5
6
4
3
2
5
6
4
3
2
5
6
4
3
2
5
6
4
3
2
5
6
4
3
2
5
6
3
2
5
6
3
2
6
3
2
7
6
3
2
7
6
3
2
7
6
3
2
7
6
1
2
7
6
1
8
2
7
6
1
8
2
7
6
1
8
2
7
6
1
9
8
7
6
1
9
10
8
11
7
6
1
9
10
8
11
7
6
1
9
10
8
11
7
6
1
9
10
8
11
7
1
9
10
8
11
7
12
1
9
10
8
11
7
12
1
9
10
8
11
7
12
1
9
10
8
11
7
12
1
9
10
8
11
7
12
1
9
10
8
11
7
12
13
1
9
10
8
11
7
12
13
1
9
14
10
8
11