Liza Minelli, as quoted in I Remember It Well (1975) by Vincente Minelli with Hector Arce, p. 395 https://books.google.com/books?id=D6jDtmiJCpkC&q=minelli+%22second-rate%22+%22first-rate+version%22&dq=minelli+%22second-rate%22+%22first-rate+version%22&hl=en&sa=X&ved=0CCoQ6AEwBGoVChMI0on3sqjdxgIVxHg-Ch1NhwVD; reprinted in "Judy and Liza, Part 3" https://news.google.com/newspapers?id=CfpjAAAAIBAJ&sjid=WuYDAAAAIBAJ&pg=7188%2C5401411 by Vincente Minelli, in The Sydney Herald (August 15, 1975), p. 8
Context: I couldn't sing Mama's special songs. I couldn't do them as well. I would rather present a first-rate version of myself than a second-rate version of Mama.