the GallaghersGal·la·ghers, the /ˈɡæləɡəz $ -ɡərz/ two members of the British rock group Oasis. Noel Gallagher (1967–) writes the songs and his brother Liam Gallagher (1972–) sings. They are known for fighting and swearing a lot, and for having big arguments with each other.