Here is the full list of all 100 Cats Hidden in Jingle Jam achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
26
62
100
50
61
51
34
35
42
43
44
45
46
47
67
48
49
69
68
74
75
76
73
70
72
96
71
66
65
93
94
64
63
95
79
77
78
80
86
87
84
85
83
82
81
60
90
97
99
98
91
92
88
58
57
56
54
59
89
52
53
29
55
27
28
30
31
25
23
24
1
2
3
4
5
6
22
32
21
19
20
9
8
7
10
33
18
17
16
15
11
41
36
39
40
37
38
14
13
12