(Getty)
#HappyBirthdayNiallFromPortugal can't believe u're 20 sunshine You're growing so fast :( Enjoy ur day, ilysm @NiallOfficial ❁ ❀ ✿ ❁ ❀ 26
— HAPPY BDAY NIALLER ♡ (@narrysmiling) September 13, 2013
normal people are freaking out cos it's friday the 13th then there's me who's just like "OMG NIALL'S BIRTHDAY"
— it all wrked out (@iibieberstyles) September 13, 2013
I know I will never see, but I can not hear the sound live, do not know how much I love it Happy Birthday My hero <3 @NiallOfficial x90
— Happy B-day Nialller (@5idiotsmyidol) September 13, 2013
Happy 20th @NiallOfficial hope you have an amazing fun filled day. we love you & appreciate you so much. thank you. ❤
— 1D World Trackers (@1DWorldTrackers) September 13, 2013
Dear @NiallOfficial Happy birthday sweetheart, 20 years already. Time flies when youre having fun I wish you the best, i love you xx
— it all wrked out (@sexmebaniel) September 13, 2013
@NiallOfficial happy birthday my honey bun, I hope your 20's are full of love, happiness and lots of sex xo
— adolescent (@teammalikx) September 13, 2013
One Direction: #happybirthdayniall @NiallOfficial declares 'No more teens!' http://t.co/Jwndz1O4Pa
— Lisa McGarry (@UnrealityLisa) September 13, 2013
#NiallsBirthdayCake #HappyBirthdayNiall I just made this! pic.twitter.com/GNYbs1WPMz
— ✿HAPPY B-DAY NIALL✿ (@ZaynIsMyLove_1D) September 13, 2013
#HappyBirthdayNiall HappyBirthDay my love
— It All Wrked Out (@dalyakhider) September 13, 2013