The 25-year-old actress has auditioned for the American teen drama television series, reported Marie Claire magazine.
"I tested for 'Gossip Girl'. I wanted to be in it so badly, I thought at the time it was the end of the world," Collins said.
Reflecting on the positives that came from it, she said, "Well I would have got pigeon-holed, have had to move to New York, leave high school and be signed away for six years.