Screenshot/YouTube
Often, they're pretty touching.
Just check out the latest "Stay Together" ad, which we first saw on Hypervocal.
It tells the story of two girls - Sarah from Indiana and Paige from Auckland, New Zealand.
Despite the vast geographical distance between them, they have a lot in common. They like chatting about boys, music, and make up.
Also in common: they were both born with only one arm.
When the girls were babies, their mothers, each looking for someone who could understand their unique situation, forged a connection over the Internet and shared photos, emails, and letters.
The girls grew up as pen pals and as
It's a heartwarming ad: