As you had said, if the Big Brother is stopping two "kids"(as you had mentioned), then he is doing correct.
Reg. Case 2:
Yes, there are couples going to party, But if you see in general, guyz going in earch of Gals, or vice versa is the case happening there. I dont totally object your openion, but it has too much of exageration in it.
Reg. Case 3:
Agreeable to certain extent, regarding the dress code implemented.
Reg. Case 5:
No comments. Completely absurd. Has no sense in it.