Our favorite musical family returned today from their one-week vacation in the City of Lights — here they are at the airport. Beyonce, Jay-Z, Daniel Smith and little Daniel Jr. arrived in Paris last Monday and have been spotted all over town — Beyonce visited Disneyland Paris and shot a sexy fashion spread, while Jay-Z met up Kanye to put the finishing touches on their collaborative album. The two stayed at the lavish Hotel Le Meurice which goes for a whopping $20,000 a night, according to People.com. Check out their fabulous trip to Paris…