4 A's for Karen but 5 O's for Amberlee.

T-e o--e- I --o- t-e -o-e I -ist--st t-e -a-i-ia- -o-t-i-e t-at a-e --i--s -is-o-.

-.-. -e---e-

Karen E 9(18) A 4(8) = 26
Moesha I 8(16) S 4 = 20
Shepgirl T 8 = 8
Amberlee O 5(10) = 10

Letters left to guess:
BCD FGH JKLMN PQR UVWXYZ