Jessica Biel beamed in a pretty patterned dress last night at the premiere of Summit on the Summit: Kilimanjaro at the Tribeca Grand Hotel in NYC. Jess and pal Emile Hirsch along with a crew of celebs and activists climbed Mt. Kilimanjaro to raise awareness of the water crisis, and documented their journey!

OK! GALLERY: JUSTIN & JESSICA HANG NEAR HOME

Unfortunately, Justin Timberlake did not accompany Jess to the premiere.

Jess’ Kilimanjaro climb was something she wanted to do for herself as well as to raise environmental awareness. We bet Justin is very proud of her!

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