In 2016, Jay was first seen on Michele’s Snapchat and fans caught wind of their connection. Whatever happened between them, however, seems to have remained in the past, because they didn’t resume any romantic relationship during The Challenge: Ride or Dies.
Instead, they’ve proven how close they are as friends. Even if fans would love to see them together again.
Source: https://www.distractify.com/p/are-jay-and-michele-the-challenge-dating