Finn's look started out "pretty bland, like the nerdy character Brad is," says costume designer Lou Eyrich. But once Cory Monteith put on the black-rimmed glasses and got a side part in his hair, he transformed. "Cory's just a big goofy nerd and so is Brad," says Colfer. "He was perfect."
Photo Credits: Matt Dinerstein/SHOWTIME; Jeff Kravitz/Getty Images; Ben Leuner / AMC; Alberto E. Rodriguez/Getty Images; Frederick M. Brown, Getty Images; Getty Images; Frederick M. Brown/Getty Images; Venturelli, WireImage; Ron Batzdorff/NBC; Paramount Network; Matt Dinerstein/Showtime