Tiffany Watson and Mimi Bouchard launched a thinly-veiled war of words on Twitter on Monday evening, following the premiere episode of Made In Chelse: Ibiza.
When last on our screens, Tiff and boyfriend Sam Thompson hit a rocky patch in their relationship, while Mimi caused a stir between Fredrik Ferrier and Olivia Bentley; but it seems the drama was far from settled as the gang embarked on the White Isle for the summer.
During the episode, Sam announced that he and Tiff were 'on a break' and that he thought Mimi was 'sexy'; something the feisty Canadian got wind of, revealing she was looking for a holiday romance.
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'She's easy!' Tiffany Watson wasted no time in SLATING Mimi Bouchard after she kissed her ex Sam Thompson in a clip for next week's Made In Chelsea: Ibiza... prompting a frosty response
Coming up: A preview for next week's instalment saw things gearing up a notch, with Sam and Mimi locking lips
And while the pair only engaged in a little innocent flirting, a preview for next week's instalment saw things gearing up a notch, with Sam and Mimi locking lips, as Tiff chatted to some of the other girls about how she knows Sam is 'the one'.
This caused outrage on Twitter, as many fans took to the micro-blogging site in support of Tiff, who replied to a few choice tweets with some snide remarks.
One fan asked 'Why, why, whyyy would Sam be interested in Mimi?' [sic] to which Tiff answered 'Cause she's easy' [sic].
Tiff also replied to two other catty remarks, this time with heart emojis; one read 'When Sam kissed Mimi my heart hurt, I felt like I was being cheated on' while another said 'Is it me or is mimi desperate to get with anyone just to get time on [Made In Chelsea]. She has no morals!'
It's war: The girls made their own feelings clear on Twitter
Taking the high road: Mimi stood up for herself, taking the higher road somewhat with a less-direct response: 'When people show their insecurities