Music superstar Garth Brooks' recent NBC telecast of Garth Brooks: Ireland & Back reeled in phenomenal ratings results. The March 4th special won it's two-hour slot, attracting an average audience of 15.7 million viewers. The special garnered a 10.16 rating and a 17 share. Brooks' recent host/performance stint on Saturday Night Live proved to be as equally successful. The "Garth" show marked the highest rated Saturday Night Live show this season. Garth continues to break quick sell-out records during his phenomenally successful world tour.