"Both of you" vs. "the both of you"
Solution 1:
One would normally just say "both of you" for both subject and object. Rarely, and much less formally, one might say "the both of you" for emphasis, but this should be avoided in Standard English.
One would normally just say "both of you" for both subject and object. Rarely, and much less formally, one might say "the both of you" for emphasis, but this should be avoided in Standard English.