Can you identify this woman within 15 seconds? She was once a prominent celebrity but has since undergone some notable transformations.

For the first time in more than three years, Joan Van Ark was seen.

The Knots Landing actress was seen for the first time in three years as she ran errands in Los Angeles last week

She is best known for her role as Valene Ewing, which began on Dallas in 1978 and then continued in the Knots Landing spinoff of the series in 1979. Joan's character was married three times to her on-screen love interest Gary Ewing, played by Ted Shackelford (pictured together)

Joan Van Ark was seen last week in Los Angeles conducting errands, according to DailyMail.com.

She was seen getting in and out of her car, as she peeled off her blue face mask and headed out for her solo trip on the sunny day

After three years, it was the actressā€™s first public appearance.