Let's make this birthday one to remember.

47 years old (Born on July 19, 1977)

Happy Birthday, Erin Cummings! From your captivating role in "Mad Men" to your impressive performances across TV and film, you've proven that talent and charm never go out of style. May your birthday be as fabulous as Joan Holloway's wardrobe and filled with more laughs than a Sterling Cooper pitch meeting.

Here's wishing you another year of success, joy, and memorable moments both on-screen and off. Keep dazzling us with your incredible talent—after all, like a classic episode of "Mad Men," you only get better with time. Cheers to many more years of unforgettable roles and timeless elegance!