The singer hit a high note with her 2008 Grammy dress: Posen's cobalt blue feather-trimmed design.
Pitch Perfect's Kendrick was fun and flirty at the 2010 MTV Movie Awards in the designer's floral watercolor wrap dress
The Total Recall actress promoted her flick in Berlin wearing Posen's purple long sleeve dress.
Mirror, Mirror on the wall, who is the most fashionable of them all? Collins wowed in Posen's forest-green floral-print jacquard strapless gown at the Paris premiere of her film.
At the 2012 InStyle Golden Globe Awards Party, the actress dazzled in Posen's navy ruched gown.