With a cocksure attitude and swaggering vocal style, Liam Gallagher achieved both fame and notoriety as the lead singer of Oasis; since the band's dissolution, he's undertaken a number of musical adventures as a solo act and collaborator. After a long time as the singer only, Gallagher began stepping out of the shadow of his songwriter brother Noel, contributing original tunes for Oasis starting with the 2003 single "Songbird." The brothers split in 2009, leading Liam to take the remaining members of Oasis to form Beady Eye. Once that group ran its course, Gallagher launched a...