What's this all about?

"McDonald's 6/12" likely refers to specific promotional Pokemon cards. These cards, numbered 6/12, were part of McDonald's promotional series. Specifically, some of these cards feature characters like Pikachu, Inkay, Emolga, and Cosmog. These cards were released as part of McDonald's Pokemon promotions, often as part of Happy Meals

Found this.

In response Oʼ Boy WTF to his Publication

Only people mentioned by @AmericanFoster in this post can reply

Jesus is my Savior. Love my husband & America. Dog lover. RN. Constitutional conservative. Love Trump. Followed by Flynn on Twitter.

In response Stephanie Foster to her Publication

6/12 =666 of course. 🙄