"1, 2, 3, 4" is the second single from the Plain White T's second worldwide album, Big Bad World. It reached #34 on the U.S. Billboard Hot 100 in April 2009 and was certified Platinum in June 2011, having sold over 1 million digital copies. The record has since gone 2× Platinum.

"Rhythm of Love" is a song by American rock band Plain White T's. It is the first single from their sixth studio album Wonders of the Younger. The song debuted at number 96 on the Billboard Hot 100 and peaked at number 38. The song was featured in a fall 2010 promo for the season two premiere of Parenthood on NBC, and also during the closing credits of the 2011 film No Strings Attached. As of April 2011, the single has sold over 1,000,000 copies.