This story was updated at 2:23 p.m. ET. John Glenn, one of NASA's original seven astronauts and the first American to orbit Earth, joined another exclusive club today (July 18) — the nonagenarians.

Happy 4th everyone." In the snapshot, Slaton's face was partially visible, while the focus was on Glenn, who wore a "Birthday Boy" ribbon while smiling. The birthday festivities didn't stop there.

Happy 61st birthday to Glenn Close (at right) and happy 53rd birthday to Bruce Willis. And don't forget about Jake Weber, who turns 45 today, or Harvey Weinstein, who turns 56 ...