Rachel McAdams, Channing Tatum
Credit: Sven Hope/Landov

Rachel McAdams (in Collette Dinnigan) and Channing Tatum were all smiles at the German photo call for their new movie The Vow (out Friday, February 10th). "Excited to be in the UK and Germany this week to kick off the international press tour for @TheVowMovie!" Tatum tweeted. Click through to see Carey Mulligan, Olivia Palermo and more stars at last night's hottest events!