1
don't stop believin' (1x01)
2
sing (2x13)
3
pretending (2x22)
4
last christmas (2x10)
5
i just can't stop loving you (3x11)
6
don't go breaking my heart (2x04)
7
keep holding on (1x07)
8
faithfully (1x22)
9
borderline/open your heart (1x15)
10
damn it, janet (2x05)
11
no air (1x07)
12
smile (1x12)
13
one (1x18)