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: "when did the mcguire sisters perform on pbs?" whose answer is 2004.
Each document should contain about 30 words, and these documents should contain useful information.

Query: McGuire Sisters PBS performance date
Useful Output:

Doc 1: If you enjoyed this performance from The McGuire Sisters, then check out the MDA Music Legends playlist here:
Doc 2: Details · Release date · June 1, 2015 (United States) · Official site. PBS special promotional webpage · Language. English · Production company · TJL Productions.
Doc 3: MAGIC MOMENTS The Best of 50's Pop. Air Date: Tue, Jun 12, 2018 9:00 PM.
Doc 4: Recording artists of the 1950s reunite and perform; they include the McGuire Sisters, Debbie Reynolds, and Rosemary Clooney.  Special Re-
Doc 5: The three last performed together in the mid-2000s, and were featured on a 2004 PBS show called “Magic Moments - Best of 50s Pop.” “They