Sudden crying

LuLu • 👼🏻🌈 👦🏻 👦🏻 👨‍👩‍👦‍👦mommy too most beautiful baby boys M.N January 2020 H.N October 2021

He was happy baby entire day and tonight aroun 7 pm my niece was babysitting him for hour he slept for 15 minutes and he was happy entire time. I got home around 8:30 my niece was going home and he starts crying/screaming his lungs out.He is clean not hungry and still screaming/crying with his tears.Im rocking him don’t want pacifier white noise nothing helps.

Help!!

He is 3 month old (14 weeks)

And this never happened before