<p>Ivy Supersonic — the tattooed hat designer who now makes mystical watercolors — was a baby-sitter for Huma Abedin and Anthony Weiner’s son, Jordan, until the couple moved out of her Union Square apartment building.</p>
<p>“It was two years ago,” Ivy told me. “Hillary [Clinton] was running for president. Anthony was playing ice hockey. And I was ‘Aunt Ivy.’ ”</p>