Aguilera and her beau catch the Rihanna concert in L.A. Plus: Holly Madison & Rainbow, Chris Hemsworth, Charlize Theron and more

  • PRETTY IN PINK photo | Holly Madison

Credit: Splash News Online

Published: Tuesday Apr 09, 2013 | 05:00 PM EDT

PRETTY IN PINK

New mom Holly Madison squeezes in a little cuddle time Monday with 1-month-old daughter Rainbow Aurora – and sports colorful nails that match her daughter's name – during an outing at The Grove in L.A.