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