Thursday Morning Riddle

I’m a ’69 concert where hippies got mellow;
In Shakespeare, my murder provoked the duello;
I’m Snoopy’s small buddy, all feathered in yellow;
And also a book by that Walter Scott fellow.

Who am I?

UPDATE: Riddle solved by Asher. See comments for answer.

2 Responses to “Thursday Morning Riddle”

  1. ASHER Says:

    WOODSTOCK

  2. Bill Says:

    WOODSTOCK is correct. Way to go, Asher!

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