Conversation so far:
What happened to the Nitty Gritty Dirt band in 1969?
The group was inactive for a 6-month period after Paint Your Wagon, then reformed with Jimmy Ibbotson replacing Chris Darrow.
What was the name of a song they wrote?
a cover version of Jerry Jeff Walker's "Mr.
Bojangles".
What happened to them in 1971?
CANNOTANSWER.
What was the name of one of their albums?
the band recorded and released Uncle Charlie & His Dog Teddy, issued in 1970.
Are there any other interesting aspects about this article?
During July 1974, the band was among the headline acts at the Ozark Music Festival at the Missouri State Fairgrounds in Sedalia, Missouri.
What other bands played at Ozark Music Festival?
CANNOTANSWER.
Where else did they play at?
The band also toured Japan twice.

Question: What else can you tell me about this time period for the band?
Self-contained rewrite: Along with touring Japan twice, what else can you tell me about the 1969-1976 time period for the Nitty Gritty Dirt Band?