Kristen Bell at an event for La fontana dell'amore (2010)

Kristin Cavallari at an event for La fontana dell'amore (2010)

Bradley Cooper at an event for La fontana dell'amore (2010)

Peggy Lipton at an event for La fontana dell'amore (2010)

Jon Heder at an event for La fontana dell'amore (2010)

Will Arnett at an event for La fontana dell'amore (2010)

Will Arnett and Fergie at an event for La fontana dell'amore (2010)

Fergie at an event for La fontana dell'amore (2010)

Josh Duhamel at an event for La fontana dell'amore (2010)

Fergie and Josh Duhamel at an event for La fontana dell'amore (2010)

Kristen Bell and Josh Duhamel at an event for La fontana dell'amore (2010)

Kristin Chenoweth at an event for La fontana dell'amore (2010)

Will Arnett and Jon Heder at an event for La fontana dell'amore (2010)

Danny DeVito, Will Arnett, Dax Shepard, and Jon Heder in La fontana dell'amore (2010)

Kristen Bell and Josh Duhamel in La fontana dell'amore (2010)

Danny DeVito and Kristen Bell in La fontana dell'amore (2010)

Kristen Bell and Dax Shepard in La fontana dell'amore (2010)

Peggy Lipton, Kristen Bell, and Alexis Dziena in La fontana dell'amore (2010)

Kristen Bell and Kate Micucci in La fontana dell'amore (2010)

Will Arnett, Kristen Bell, Josh Duhamel, Mark Steven Johnson, and Dax Shepard in La fontana dell'amore (2010)

Kristen Bell, Mark Steven Johnson, and Jon Heder in La fontana dell'amore (2010)

Andrew Panay in La fontana dell'amore (2010)

Anjelica Huston and Kristen Bell in La fontana dell'amore (2010)

Kristen Bell in La fontana dell'amore (2010)

Will Arnett, Kristen Bell, Josh Duhamel, Dax Shepard, and Jon Heder at an event for La fontana dell'amore (2010)

Will Arnett, Kristen Bell, Mark Steven Johnson, and Dax Shepard at an event for La fontana dell'amore (2010)

Don Johnson and Kristen Bell at an event for La fontana dell'amore (2010)

Alexis Dziena and Kate Micucci at an event for La fontana dell'amore (2010)

Kristen Bell, Alexis Dziena, and Kate Micucci at an event for La fontana dell'amore (2010)

Peter Badalamenti and Kristen Bell : When In Rome

still of Peter Donald Badalamenti II : When in Rome

Peter Donald Badalamenti and Mark Steven Johnson : When in Rome

On the red carpet at the "When in Rome" movie premiere.