Tonight, Sean will propose on the finale of "The Bachelor"... Who will he pick? And who wrote the letter all the promos keep showing? PLUS, find out which of Sean's girls is the NEW Bachelorette! Keep reading for details! 

SPOILERS AHEAD!!

From before the season even started Reality Steve, THE Bachelor spoiler guru, has said that Sean picks Catherine... 

 But not before she sends him a letter!

RS says he agrees with wetpaint.com that claims that the person who wrote the letter Sean receives at the final rose ceremony is Catherine. But no one seems to know what it says! Just gonna have to wait for tonight! 

BUT you don't have to wait to find out the identity of the NEW Bachelorette!! It's... 

Desiree is your next “Bachelorette.” She will be announced tonight during the live After The Fianl Rose special airing after the 2-hour finale.  She begins filming Sunday night, March 17th.

Read more at http://realitysteve.com/2013/03/05/the-bachelor-sean-spoilers-women-tell-all-bachelorette/#iW8dgIVcBde1oXkH.99