You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "Who was a American actress, dancer, and singer, which introduced the song "They all Laughed"?" whose answer is Ginger Rogers.
Each document should contain about 30 words, and these documents should contain useful information.

Query: "They All Laughed" song origin
Useful Output:

Doc 1: They All Laughed  I first heard this song as part of the soundtrack to a movie with the same name, made by Peter Bogdanovich in 1981. The movie
Doc 2: Ira Gershwin got the idea from those self-improvement advertisements of the 1920s: "They all laughed when I sat down to play the piano." While
Doc 3: They all laughed at Christopher Columbus / When he said the world was round. They all laughed when Edison recorded sound. They all laughed at
Doc 4: They All Laughed · Bing Sings Whilst Bregman Swings · Bing Crosby · January 1, 1956 · Performing Artists · Composition & Lyrics · More By Bing Crosby · Africa,
Doc 5:  They All Laughed" was cut from "Shall We Dance" in 1937. Here's audio of Ginger Rogers singing the entire song  The Drive In Movie History