1.
When Homer demonstrated gender as performance:
2.
When Lisa confronted sexism:
3.
When these kids called out the ridiculousness of using "gay" as an insult:
4.
Every time Smithers had to confront his sexuality:
5.
When this man respected Marge's consent:
8.
When Homer deftly pointed out gender inequities:
9.
When Bart complained about his ovaries:
10.
When Queen Elizabeth decided gender wasn't a deciding factor in her attraction:
11.
When Homer casually announced this:
12.
When Bart chose Millhouse over some girl:
13.
When Martin was Martin:
15.
When people constantly cross-dressed:
16.
And, of course, when Marge opened up the world to Bart.