Guys! I'm gonna live-tweet @NBCThisisUs along with the east coast. T minus 20 minutes. Let's do it! ???????? https://t.co/ty8dRPOuJR

Guys! I'm gonna live-tweet @NBCThisisUs along with the east coast. T minus 20 minutes. Let's do it! ???????? https://t.co/ty8dRPOuJR

Latest images of Mandy Moore

Jack and Rebecca together forever!!! ???????????????? #faceapp #thisisus https://t.co/qT4ZkJgsi0

Thank you @TelevisionAcad! What an exciting day! ???? https://t.co/HZS8cmWEv3

Mom and Dad are back shooting the very first scene of season 4. Can’t wait for you to see!???? #thisisus https://t.co/ejVbWc8fOi