There are more than one artistnamed IFFY.

1) Hailing from East Harlem, New York, iFFY’s(formerly FeRRiS LO) repertoire encompasses an eclectic mix of electro, punk and hip-hop music. Influenced by Red Hot Chili Peppers, Nirvana, Ratatat, Cam’ron and early N.E.R.D., iFFY has discovered a distinguished and unique sound that separates him from many new artists in the music scene.

1) iffy is a Japanese guitar pop 4 piece band from Japan.
http://www.audioleaf.com/iffy
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