Rak-Su have scored their third Number 1 single with original song I'm Feeling You.
Rak-Su are one of the final three contestants on this year's series following the weekend's semi-final.
The four piece had performed self-penned track I'm Feeling You on Sunday night and the song is currently top of the iTunes download chart.
It's the THIRD Number 1 for the group, who also went to the top spot with original songs Dimelo and Mona Lisa.
The group tweeted tonight: "I’m feeling #1 on iTunes chart Dimelo #1 on iTunes | MonaLisa #1 on iTunes | Mamacita #3 on iTunes | Faith #11 on iTunes 😩
"6 months ago we were self releasing on YouTube, soundcloud & @Dittomusic☺️ Thank you all, you made the dream of four friends Come true. 🙏🏻🙏🏼🙏🏽🙏🏾"
Rak-Su had originally debuted I'm Feeling You at their original audition but reprised the song for Sunday night's semi-final.
"That was life 😃Performing “im feeling you” again for everyone... with the audience singing along with us🤣 that is the sort of thing we’ve dreamt of.
"Praying you guys send us through but even if you don’t, we’ll forever grateful for this," they tweeted after the performance.
Elsewhere in the charts right now, at Number 5 is Grace Davies with her original song Wolves while her cover of Bowie's Life On Mars? is at Number 23.
Rak-Su and Grace's fellow finalist, Kevin Davy White currently ranks at Number 31 with Come Together and 54 with Voodoo Child.
The X Factor 2017 continues next Saturday and Sunday night with the grand final.
The final three will be singing live a number of times and there will be a number of guests, including Little Mix, P!nk, Louis Tomlinson and Sam Smith.
The X Factor 2017 final airs on Saturday night from 7:05PM and continues Sunday at 7:30PM.