Khloe Kardashian jets off on holiday with Tristan Thompson

Reality TV star Khloe Kardashian has jetted off on holiday with basketball star

Tristan Thompson

, leading to speculation that they have started dating.

The 32-year-old reality TV star is spending the weekend in Cabo San Lucas, Mexico with the Cleveland Cavaliers player, 25, reported E! Online.

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A source said that the pair are "just friends" and revealed they went clubbing together last week where "they were laughing a lot of the time but no kissing or holding hands".

The pair, however, have been spending time together over the past few weeks.

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