In these Carrie Underwood pictures, see the 'Mama's Song' singer hanging out with celebrities that are outside of her normal country music realms. When stars are invited to attend events like award shows and press conferences, chances are that they will run into a mixed crowd of musicians, actors, and onscreen personalities. For example, Carrie Underwood met Queen Latifah, who is famous  for acting, music, and her hosting gigs, at a Super Bowl XLIV press conference in 2010. Underwood has also met stars like pop star Katy Perry, 'Twilight' star Kellan Lutz, Matthew McConaughey plus many more. Check out these pictures of Carrie Underwood during her best celebrity encounters and let us know which photo you like best.