Happy Mother’s Day! John Stamos, Sarah Silverman, Jessica Alba, Will.i.am, & More Have Touching Messages To Share For Mother’s Day! [Twitter and Instagram Photos]

Mother's Day is a celebration of the special bond between matriarchs and their children. Celebrities have spoken out on Twitter and Instagram to celebrate the wonderful occasion.

Black Eyed Peas' Will.i.am also recognizes his mother did all the work as he tweets:

#itsMYbirthDAY...but I wanna wish my mom all the wishes because she did all the work...I'm blessed to have her as a mother...#thanksMOM

— will.i.am (@iamwill) March 15, 2014

Academy Award winner Jared Leto (Dallas Buyers Club) reminds others that animals also have mothers and take care of their kindred:

RT @AmazonWatch: 7 Astonishing Animal Moms Who Prove #MothersDay Shouldn't Be Reserved For People https://t.co/7hiiOurblR — JARED LETO (@JaredLeto) May 11, 2014

Comedian Sarah Silverman writes a quote from her mother, which she took to heart during her career:

"Sometimes ALL you have to do is be brave." -my Mom

— Sarah Silverman (@SarahKSilverman) September 13, 2013

John Stamos, Uncle Jesse from Full House, shared a picture of himself when he was a little boy, with his mother:

"You always walk away feeling better about yourself when you've encountered my mom" HAPPY 75th to my fav in the world pic.twitter.com/JUyuGH3P6l — John Stamos (@JohnStamos) April 8, 2014

Maria Shriver writes a touchingly personal message for those who have lost their loved ones:

My mom died four years ago and it feels like yesterday. Tell your mom today you love her. Trust me...you will miss her big when she's gone.

— Maria Shriver (@mariashriver) August 11, 2013

From her official Instagram, Shameless actress Emmy Rossum posted a picture of her and her mother reading a book:

On her official Instagram as well, Jessica Alba (Sin City 2: A Dame To Kill For) shared a picture with her Honest Company, a charity team whose mission is to create a healthy future for children everywhere:

Celebrities have sent out special messages on Twitter and Instagram to celebrate Mother's Day. They want to show how much their mothers mean to them.