On-Screen Siblings Mae Whitman & Miles Heizer Smooch for National Kissing Day!

Mae Whitman goes in for the kill with roommate and pal Miles Heizer in this cute new Instagram photo!

The 27-year-old actress shared the photo, which was taken back on New Year’s Eve, for National Kissing Day on June 19.

“national kiss your brother day everyone!!! @younggoth,” she captioned it.

In case you didn’t know, Mae and Miles played siblings on NBC’s Parenthood from 2010-2015.

Miles also shared the pic, writing, “‘regram’ from @mistergarf Ruining anyone who watched parenthood‘s national kissing day”

TELL JJJ: Do you think Mae Whitman and Miles Heizer would make a good couple?