2.
Tom Hanks shared this extremely Tom Hanks tweet:
5.
Katharine McPhee hilariously tweeted about the woes of being a famous person on a honeymoon...
7.
Mark Hamill had a great reply to this viral tweet:
8.
Don Cheadle shared an ADORABLE photo with a baby...
10.
Alex Morgan celebrated more than one huge milestone:
11.
Gabrielle Union was so proud of her husband, Dwyane Wade:
12.
Chrissy Teigen came up with a brilliant new Twitter filter:
13.
Ariana Grande celebrated the anniversary of her "Break Free" music video:
14.
Katy Perry threw it back on the 4th of July:
15.
And Noah Centineo required some help: