Trevor Chappell few days later [Austin] Robinson, Dennis' manager, rang and said, "Do you want to join World Series Cricket" and I said, "Yeah, where do I sign?"" In 1977–78 Chappell played ten games for WSC Australia in the Country Cup, scoring 339 runs, more than any other Australian batsman, although his average was only 26. A highlight was a 110 he scored against the West Indies in Albury. He also scored 56 off 300 minutes against a World XI in a Lismore game which resulted in him being booed by the crowd for slow scoring. "Trevor Chappell batted exceptionally well and
Greg Chappell against India. Chappell was in good form throughout the summer, but managed only two international centuries. The first came at Sydney in an ODI against New Zealand, when Chappell set a then record Australian score of 138*. Early in the new year, on the same ground, he played his first Test against India. Despite suffering a bad stomach upset, Chappell hit 204, an innings described by "Wisden" as "masterly". However, this season is best remembered for the triangular ODI series, specifically the third of the best of five finals series, played in Melbourne on 1 February 1981 (See #Underarm controversy,