Grin
Grin may refer to multiple artists.
1) An early 70s American rock band best-known for featuring Nils Lofgren on guitar;
2) An independent alternative rock band based in Chicago, now known as Quasar Wut-Wut. 1) Grin was an early 70s rock group based in the Washington D.C metro area whose debut release came out in 1971 on the CBS/Spindizzy Label. The group featured a 19-year-old prodigal alumni of Walter Johnson High School in Bethesda, MD, that being Nils Lofgren on guitar.
Pokémon
Pokémon isn't a valid artist tag.
You may find the correct artists and track listing on this webpage: http://vgmdb.net/, if it is related to the videogames, or either http://www.pocketmonsters.net/cddvd.php?action=cd if it is related to the animation.
Please do yourself (and last.fm) a favor and fix your tags.
Atif Aslam
Atif Aslam (Urdu: عاطف اسلم) is a Pakistani musician. He was born in Wazirabad, Gujranwala, Pakistan and educated in Lahore and Rawalpindi. Atif attended High School at PAF College Lahore, where he played cricket and became interested in music. He attended PICS (Punjab Institute of Computer Science) to do his Bachelors in Computer Science (BCs). It was at PICS Lahore that he met guitarist and talented, young composer (like himself), Gohar Mumtaz.