As mothers all over the United States get ready to celebrate their special day, celebrities took to Twitter to pay tribute to the special women in their lives on Sunday (May 12).

While most offered a simple and sweet "Happy Mothers Day," others expressed their thoughts on being parents themselves. Check out what the stars had to say below!

Hoping to capture new fans as well as bring back the old ones, 98 Degrees released another single off of their upcoming album.

In March, the group let out their first new tune in over a decade, called "Microphone." Now, "Girls Night Out" dropped, with both appearing on 2.0.

Gearing up for a hopefully successful season, Nick Lachey, Christina Milian, and Taylor Kinney attended the NBC Universal Summer 2013 Press Day at Langham Hotel in Pasadena, California on Monday (April 22).