Things are heating up so fast!
According to Us Weekly, Swift is on cloud nine right now:
[Image via Forty Seven/WENN.]
These clips WON'T be featured on the show tonight, so ENJOY them here before you tune in!
Check out the EXCLUSIVE clip (above) of JB singing, Let It Be, and playing piano for L.A.!
Seems like the Biebs had even MORE downtime in between contestants, as he just couldn’t help but break into song himself!
Make sure to tune into FOX at 8pm tonight to watch the Biebs guest mentor L.A.'s category, the Over 25s!