UnScramble this Word: p t a e i d l a?

Questions

In 1973 this musician released an album of mid-sixties cover versions, titled Pin-Ups. Posing beside this artist on the album cover is Twiggy.?

In The Simpson's, what is Flander's store called?

What is the unit of currency used in the country of Chile?

What is the longest running show in Broadway history?

1In Gymnastics a backwards handspring is know as what?