AnnaLynne McCord plays a scheming diva on 90210, but in real life she’s a sexy star with soul.

The blonde beauty taped a PSA for The Thirst Project to promote Earth Day, and RadarOnline.com has your exclusive first look.

“If you could save someone’s life for 20 dollars would you do it?” AnnaLynne asks on the PSA.  She got involved with the organization when she met CEO/President Seth Maxwell at the CNN Hero Awards last November.

• TAGS

• TV
• On Our Radar
• Annalynne McCord
• clean water
• earth day
• Kellan Lutz
• Seth Maxwell
• The Thirst Project

Jessica Biel climbs Mt. Kilimanjaro in order to draw attention to the lack of clean water in Africa and other rural parts of the world.

• TAGS

• clean water
• Environmentalism
• Jessica Biel
• Mt. Kilimanjaro
• Summit on the Summit