My 16 year old daughter says im turning my 4 year old son gay, am i?

I live with my husband and his brother and his brothers family, my 16 year old charley says that im turnin my 4 year old sam into a perverted gay because were very open about everything. sam takes showers with his 5 year old cousin conner and sometimes if starts to fondle his cousin. also i took sam to one of charleys school games and charleys friend told sam your so cute and sam told her your boobs are cute, and of course charley never wants me at her games ever again, i dont know how to raise a teenager