zachhangovergrab230.jpg Break out the bubbly, Zach Galifianakis is tying the knot!

The Hangover star and his longtime love Quinn Lundberg are engaged to be married, with the wedding set to take place August 11. The happy couple has reportedly already sent out invitations for the big day, but the wedding location has yet to be revealed. The pair split their time between North Carolina and Venice, California.

Lundberg is the co-founder of Growing Voices, an NGO that helps victims of domestic violence as well as aides rural education in Malawi, and wedding guests have been ask to make donations to the non-profit in lieu of gifts.

Congrats lovebirds!