When did a happy child first report, "Look, Ma, no cavities!" because of Crest Toothpaste?

A happy child first reported, “Look, Ma, no cavities!” because of Crest Toothpaste in a 1958 commercial.

How many episodes of the TV series “The Honeymooners” were broadcast? Thirty-nine episodes of the TV series "The Honeymooners" were broadcast, from 1955 to 1956, also on CBS.
How many spinoffs did “The Mary Tyler Moore Show” (CBS, 1970-77) have? "The Mary Tyler Moore Show" (CBS, 1970-77) had three spinoffs, all on CBS: "Rhoda" (1974-78); "Phyllis" (1975-77); and "Lou Grant" (1977-82).
When did the pilot for “Happy Days” (ABC, 1974-84) first appear? The pilot for "Happy Days" (ABC, 197484) first appeared on February 1972, as a segment of "Love, American Style" (ABC, 1969-74), called "Love and the Happy Days."
Which of Marilyn Monroe’s marriages lasted the longest? The Hollywood screen goddess Marilyn Monroe (1926-62) was married three times: to aircraft plant worker James Dougherty, baseball hero Joe DiMaggio, and playwright Arthur Miller. The marriage to Miller lasted the longest, nearly…
When did Bela Lugosi first play Count Dracula? The Hungarian actor Bela Lugosi first played the role onstage in the 1927 Broadway production of Dracula. It was adapted by Hamilton Deane and John Balderston from Bram Stoker's novel. Lugosi became famous…
Who said, “What this country needs is a really good five-cent cigar”? "What this country needs is a really good five-cent cigar" was uttered by Thomas R. Marshall, vice-president under Woodrow Wilson (1913-21), in response to a senator's long speech about the country's needs.