has expressed her gratitude for her British fans and to Nicole Scherzinger The , as she made her return to the UK version of the show. X Factor
Pussycat Dolls star, who did a season as a judge on last year, is filling in as a guest judge while show bosses continue to ponder a replacement for The X Factor USA . Kelly Rowland
Nicole tweeted: "Super excited to be back in London for @TheXFactor! Can't wait to find more unique and interesting talent.
"Looking forward to seeing my UK fans in London at the 02. I'm so grateful and blessed to have them!!! #secondhome."
Nic filled in for
(who this year Dannii Minogue to the show) back in 2010, when Dannii was on maternity leave. turned down a full-time return
And once she'd finished her guest slot this week, she tweeted: "Great day w/ @theXfactor @officialtulisa @gbarlowofficial @walshlife! We saw some amazing talent! Thanks UK for always being so kind to me! #grateful."