Justin posed with N*SYNC at the 2000 Grammys.
Justin performed at the Grammy Awards in 2001.
JT performed at the 2002 Grammys.
At the 2002 Grammys, Justin goofed off with his fellow bandmates.
Justin flashed a smile at the Latin Grammy Awards in 2002.
Justin played the piano during his 2004 Grammy performance.
JT was all smiles holding his Grammys in 2004.
A scruffy JT was all smiles at the 2004 Grammys.
Justin waved from the 2004 red carpet.
Justin shaved his locks for the 2007 Grammys.
Justin performed with Robyn Troup at the 2007 Grammys.
JT rocked it at the 2007 show.
JT belted out a song at the 2009 Grammys.
Justin was a bow-tied babe at the 2013 Grammys.
Justin snapped a pic with his iPhone at the 2013 Grammy Awards.
Justin performed his new single "Suit & Tie" at the 2013 Grammys.
Justin and Jay-Z performed at the 2013 Grammys.