Input: Relationship: 'be drummer of', Argument/Subject 1: 'lar ulrich', Argument/Subject 2: 'metallica'

Answer: METALLICA drummer Lars Ulrich called in to KROQ 's " The Kevin and Bean=20 Show " yesterday to officially announce the band 's=20 participation in the station 's annual Weenie Roast on May 17 at Verizon=20 Wireless Amphitheatre in in Irvine , California .