Drink ... drank ... drunk? Not too much, we hope. Send a 21st Birthday Card to someone who has hit that milestone like a boss and is ready to celebrate. Choose from 790+ exceptional designs, add your personal message, and we'll mail it next business day. Throwing a party? No worries. We have 21st Birthday Party Invitations, too. Yeah, 'cause we're cool like that.
“Beautiful and perfect Saint Monica greeting card.”
Bethany - Jul 28th, 2025
“I looked on several websites for an appropriate card for my brother-in-law’s 80th birthday but was disappointed in what I had found. This was my first time shopping on Greeting Card Universe and I was so happy to not only find exactly what I was looking for, but some other cards that I have never seen anywhere else. I’m so glad I happened to find you and I will be definitely shopping here much more in the future. Thanks for supplying a service that is sadly lacking everywhere else.”