Rainbow Brite: Mighty Monstromurk Menace(1983)
One of many rainbow brite specials.
Murky gets the aid of the genie-like Monstromurk who is trapped in a bottle. Brian comes for a visit to Rainbowland. Murky kidnaps Rainbow. They get the best of her and trap her in a bottle.
Red Butler and Brian go to save Rainbow. Murky throws the bottle with Rainbow in it into the river. Red Butler, Romeo, Brian, and Twink go up the wild rapids. Rainbow magically escapes from the bottle. Then she meets up with Romeo and Starlite. Then they fight Monstromurk and trap him in his bottle.
One hour special.