Kourtney shared a selfie with Kim on her Instagram Story, expressing their togetherness on the premiere night of "The Kardashians" Season 3.

IMAGE INSTAGRAM

The sisters were backstage at Barclays Center in Brooklyn, where Kourtney's husband, Travis Barker, was performing.

Kim also shared a photo of the sign above Barker's dressing room and a video of the band performing "I Miss You" on stage.

The sisters were seen dancing to "All the Small Things" with friends Marni Senofonte and Harry Hudson.

The reunion suggests that Kim and Kourtney have put aside their differences for the night and are enjoying each other's company.

Fans of the Kardashians were excited to see the sisters together, especially amidst the ongoing feud showcased on the show.

The concert outing raises speculation about the future of their relationship.

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Viewers are curious to see how the feud unfolds and whether it will be resolved as the season progresses.