Conversation so far:
who killed colleen on young and the restless
On The Young and the Restless, Colleen is kidnapped by Jack's mentally unstable ex-wife, Patty Williams. She nearly drowned trying to escape, and was declared brain dead.
how did colleen carlton get to the hospital on young and the restless
On The Young and the Restlesss, Jack took Colleen to the hospital.
who took colleen carlton off life support on young and the restless
On The Young and the Restless, Traci Abbott made the decision to remove her daughter from life support and donated Colleen Carlton's heart to Victor Newman.
did colleen carlton ever come back on the young and the restless after her death
One year after her death, Colleen Carlton made an appearance in a dream had by Victor Newman on The Young and the Restless.

Question: why was the character so popular on the show
Self-contained rewrite: why was colleen carlton so popular on the young and the restless