Nicole Richie: Home Sweet Home!

Nicole Richie arrives at LAX airport on Friday (February 4) after a flight back home.

The 29-year-old fashionista is back in town after a trip overseas, where she visited England and Ireland.

“Ah, Good Morning, Ireland,” Nicole tweeted on Friday. “This whole ‘my last name is Madden‘ thing is really working for me here in Ireland! I’m down, I’m down.”

Also pictured inside is Nicole hitting the gym on Saturday (February 5) in Studio City, Calif. 10+ pics inside…