Credit: Mr Blue/WENN.com

The always charming Jimmy Fallon joined cancer activist Lilly Tartikoff at The 15th Annual EIF REVLON Run/Walk for Women on the Streets of New York City over the weekend.

Lilly, wife of the late Brandon Tartikoff who was once Chairman of NBC, has raised more than 80 million dollars for cancer research.

Also taking part in the run/walk, Emma Stone, Olivia Wilde, Karen Duffy and Elaine Irwin.