I didnt know we were posting answers:
1 Pope Benedict 16th
2 On the first day of christmas
3 Max break in snooker
4
5
6 Pi is the ratio of circumference to diameter
7
8 21 Gun Salute
9 Robbie Keane Wears No.10 for Ireland
10 Nike - Just do it
11 The 12 days of christmas
12
13 366 days in a leap year
14
15 1000 years in a millenium
16 Elara Online - Irelands Online Computer Store
17 Simon Cowell in X Factor
18 19 Is The Cube Root of 6859
19 6 Balls is ajackpot
20
21 Guiness Is Good for You
22
23 64-bit Windows 7 Home Premium
24
25
26
27
28
29 L'oreal - Because Youre Worth It
30 Merry Christmas and a Happy New Year
Struggling after that!