Okay, there are 2 G's, 7 U’s, and 5 R’s.

Dogs -e-er ta-- a-out the-se--es -ut -iste- to -ou -hi-e -ou ta-- a-out -ourse--,
a-d -ee- u- a- a--eara--e o- -ei-g i-terested i- the -o--ersatio-.

Karen E(18) + O(10) = 56
*BaSim* A(10) = 20
BoxerLover I(6) = 12
sammi T(12) + S(7) + G(2)= 19
Rottie H(3) + U(7) = 17
Logan D(3) + R(5) = 8

Letters left to choose from:
B C F J K L M N P Q V W X Y Z