Pratt has good flex appeal during an appearance on the Tonight Show in N.Y.C. Plus: George & Amal, Lenny Kravitz & more!

DOING HER PART

Victoria Beckham surfaces in N.Y.C. on Thursday to speak with UNAIDS executive director Michel Sidibé at a news conference at UN Headquarters, where she was named the newest UNAIDS International Goodwill Ambassador.