THE 3-YEAR CURSE

What is it about year three that sends couples to splitsville? "[It's] a crucial point where the transition from chemistry to compatibility is tested," says Susan Winter, relationship expert and bestselling author of Breakup Triage: The Cure for Heartache (who has not worked with any of the exes here).

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"Couples are confronted with the true nature of their [partner,] not the romanticized image they may have fallen for."

Kaia Gerber & Austin Butler

Suspicious minds! The Elvis star, 33, didn't ring in 2025 in Cabo with the model, 23, and her family, sparking speculation of a split. Two weeks later, news broke that the couple had, indeed, called it quits. "Austin is a good guy," says a source. "But right now, he's way more invested in his career than he is in this relationship."

Channing Tatum & Zoë Kravitz