MILEY & KAITLYNN: HEATING UP!

Since splitting with their husbands — Liam Hemsworth and Brody Jenner — in August, Miley Cyrus and Kaitlynn Carter have been inseparable. “They’re having a lot of fun together and love spending time together,” a source tells Us. (Carter, 30, even showed up at the singer’s rehearsals ahead of her VMAs performance on

Aug. 26.) Carter and Cyrus, 26, are “so into and attracted to each other,” notes the source. NO BAD BLOOD For his part, Jenner, 36, has no problem with the new romance. Says the source, “Brody and Kaitlynn separated on good terms and are still close friends,” adding that “he really isn’t bothered by Kaitlynn and Miley’s relationship.”