Royal Arrival: Solange Tweets About her Niece Blue, "The Most Beautiful Girl in The World"; And Jay-Z & Beyonce's Famous Friends Tweet Their Congrulations

Solange finally tweeted about the birth of her niece, Blue Ivy Carter and as we expected she's beautiful!  Solange tweeted:  @solangeknowles, The most beautiful girl in the world.

Twitter was aflutter with congratulatory tweets from Jay and B's fans and famous friends. The tweets started coming in Saturday night after Blue's birth and continued throughout Sunday (today).

Here are some of the famous tweets:

Gwyneth Paltrow:

Welcome to the world Blue! We love you already.

Rihanna:

Welcome to the world princess Carter! Love Aunty Rih

Russell Simmons:

congrats to my good friends Beyonce and Jay-Z >>http://bit.ly/x13khb

iamdiddy @iamdiddy

10m

Congrats to jay and B! God Bless :) ! And many more!

Beyonce's Dancer: 
Ashley Everett @AshleyCMEverett

Welcome to the world niece! :) xo


The Dream:
Terius Nash @MrTeriusNash

15h

1 7 2012 Congrats!!!!!

Questo of The Roots @questlove18h

"Welcome to the world......"

NeYoCompoundShout out to Blu Ivy Carter! Jay and B's beautiful baby girl! WELCOME TO THE WORLD PRINCESS!!

Beyonce's Cousin and Stylist:

tytryoneEmpire States Building lastnight! http://t.co/wTGyorYc

NICKIMINAJBARBZ!!!!!!!!!*screams mad loud*

NickelodeonTVCongrats to Jay-Z and Beyonce on their baby girl! Maybe we'll see the three of you at a future Kids' Choice Awards :)

--Princess Carter

Pictures: MYDAMNBLOG