claim: Zac Efron acts and sings.
evidence: Sean Kinsella -LRB- 1931 -- 20 May 2013 -RRB- was an Irish restaurateur , regarded as Ireland 's first celebrity chef , who owned and operated the Mirabeau restaurant in Sandycove , Dublin , during the 1970s and 1980s .. restaurateur. restaurateur. celebrity chef. celebrity chef. Sandycove. Sandycove