Killing Is My Business... and Business Is Good!
Killing Is My Business... And Business Is Good! adalah album pertama Megadeth, diterbitkan pada 1985 oleh Combat Records.

Daftar lagu 

 "Last Rites/Loved To Deth"
 "Killing Is My Business... And Business Is Good!"
 "Skull Beneath The Skin"
 "These Boots" ()
 "Rattlehead"
 "Chosen Ones"
 "Looking Down The Cross"
 "Mechanix"

Anggota 
 Dave Mustaine - guitar, vocals, piano
 Chris Poland - guitar
 David Ellefson - bass guitar, back-up vocals
 Gar Samuelson - drums, timpani

Album tahun 1985