Ellen DeGeneres Beverly Hills smiles fans

Yesterday Ellen DeGeneres was spotted running errands in Beverly Hills, and the talk show host flashed us a megawatt smile and posed for photos with a few fans before hopping in her car.

While Ellen is always a darling with photographers, we have a feeling something else was making her extra giddy -- it turns out she and wife Portia de Rossi celebrated their 4 year anniversary on Thursday! Ellen tweeted, "This has been the best 4 years of my life. Thank you for all the anniversary wishes!"

P.S. Is it just us, or has Ellen lightened her locks a little bit? After joking about Miley Cyrus' new blonde 'do, it seems like she might have gone for a slightly brighter shade of platinum blonde...