Kendra Stanton Lee The Washington Post

Chances are good that "Daderina" pranced across your Facebook feed this week. The video of a father who, while holding his baby daughter, joined his distraught older daughter on stage to help her finish her ballet dance, has been viewed nearly 40 million times.

Chances are good that "Daderina" pranced across your Facebook feed this week. The video of a father who, while holding his baby daughter, joined his distraught older daughter on stage to help her finish her ballet dance, has been viewed nearly 40 million times.