02/17/2013 10:25 am ET

Angelina Jolie & Brad Pitt: Valentine's Day With The Twins

Angelina Jolie and her fiance Brad Pitt spend their Valentine’s Day together while visiting the Natural History Museum on Thursday (February 14) in Los Angeles,

The 37-year-old actress and the 49-year-old actor was accompanied by their dressed up twins Knox and Vivienne.

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