Happy Birthday Justin from your beautiful girlfriend Selena… via Twitter.

Selena Gomez tweeted Justin Bieber a very cute birthday message March 1, complete with an adorable picture of the couple for his 18th birthday. “Happy birthday to my best friend in the world world!!!” she wrote. “Have a great birthday baby!”

They may be spending the day together, but how wonderful of Selena to take the time to let all her Twitter followers know how much she loves Justin on his birthday.

Justin’s father, Jeremy Bieber, praised him as “his hero” in his birthday tweet to his famous son. ”

@justinbieber thank you for making me a better person and a better father. Happy birthday I love. You are my hero!” Jeremy tweeted.

Justin also received a special gift from his good friend Adam Braun, founder of Pencils of Promise that build schools in developing countries. The organization dedicated three schools in Laos, Nicaragua and Guatemala to Justin in honor of his work to help these schools get built.

Did you remember to tweet Justin happy birthday wishes? 

沪江娱乐快讯：今年的3月1日是小天王贾斯汀·比伯18岁的生日。女友赛琳娜·戈麦斯高调微博送祝福：Happy birthday to my best friend in the world world!!!Have a great birthday baby!祝这个世界上我最好的朋友生日快乐！祝你过个超棒的生日宝贝！如此空开秀恩爱真是羡煞旁人啊！于此同时，贾斯汀的爸爸杰里米用微博向明星儿子发来“贺电”：感谢你让我成为了一个更好的人，一个更好的父亲！生日快乐！我爱你！你是我的英雄！小贾小小年纪就多的万千宠爱，如今正式跨入18岁意义非凡！作为看着他长大的人，在这里我们祝愿他能够越来越好，有更多好的作品问世。