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