"Timothée’s schedule is grueling, with very little downtime," a source tells PEOPLE of the 'Dune: Messiah' actor

Kylie Jenner and Timothee Chalamet sparked their breakup buzz as the actor missed the gorgeous lady's 28th birthday. Now, Kylie dismissed the buzz silently.

Hollywood power couple Kylie Jenner and Timothée Chalamet have been under everyone's watchful eye since they first started dating; now people can't help but notice their lack of public appearances both on and offline.