Matthew McConaughey and Camila Alves dazzle at annual Mack, Jack and McConaughey Gala in Austin

Woody Harrelson Wants DNA Test to See If Matthew McConaughey Is His Brother

Woody Harrelson Responds to Matthew McConaughey Saying They Might Be Brothers

Woody Harrelson confirms he wants to get a DNA test with Matthew McConaughey to see if they're actually brothers