Chickenshack led by Stan Webb since 1965 and still perform to this day.
They had some album success in late 60s in the UK and have become a British institution playing their Blues Rock all over the UK and Europe ever since.
Here's a fine example of this, recorded at the famous Marquee in London,1973.
Hi Bro, here is a Superb Recording, From Del, Tom Petty sings a verse, this is Del's "Drop Down And Get Me" Tour, This concert Rocks! Only annoying thing, the 2nd DJ comments! Del was on fire, and you can feel Tom Petty's presence all over every track! Rick .