come out with FULL SEXUALITY!!!
I'm talking rainbow theme makeup, clothes, brooches (https://www.amazon.com/Comidox-Brooch-Rainbow-Symbol-Support/dp/B07FD3PWZB/ref=sr_1_1?keywords=gay+support+brooches&qid=1646789296&sr=8-1)
then just come out to your mom in the star pose and be like "hey mom, you support?"