S Icon T-Shirt Size:Medium where Grover appeared dressed like

where Grover appeared dressed like Tony Manero from the movie Saturday Night Fever

1969 was a big year for the legendary singer Janis Joplin

"Living In America" and "I Got You (I Feel Good)"

Billy Idol announced his arrival with a rebel yell

which ends up being a hilarious throwback to the 80s

S Icon T-Shirt Size:Medium where Grover appeared dressed likeThis 80sTees. com exclusive t shirt features the "S" icon that was seen all over schools in the 1980s. It was seen on paper, on notebooks, and on book covers. The "S" is started with two sets of three parallel lines that were joined diagonally left to right, then capped off at the top and bottom with pointy bits. It was a fierce, beautiful S, and drawing it can be very addictive.