4th Impact Slay Christina Aguilera's 'Ain't No Other Man' - Watch Here!

4th Impact work it in chic white suits backstage at the ASAP All Star Summer Concert in the Philippines on Saturday night (March 19).

The sisters — Irene, Mylene, Celina and Almira – just returned home from London, where they competed on X Factor and went on tour.

“Finally we’re here! So happy to be back. Thank you Lord!” 4th Impact shared on Twitter after touching down at the airport earlier in the weekend.

At the concert, 4th Impact teamed up with Sarah Geronimo for an amazing cover of Christina Aguilera‘s “Ain’t No Other Man”. Watch below!