Dum Dum Dum is a full of love story. Madhvan, (Aditya) a city slicker's marriage is fixed by his dad in the village to Jyothika (Ganga), a village belle. He is not happy with it, as he wants to marry a city girl and that too after falling in love. On the other hand, Jyothika also is not interested, as she wants to marry only after completing her engineering in the city.
After a car wreck on the winding Mulholland Drive renders a woman amnesic, she and a perky Hollywood-hopeful search for clues and answers across Los Angeles in a twisting venture beyond dreams and reality.
A tale of passion, crime and punishment set in the summer of 1949. Ed Crane, a barber in a small California town, is dissatisfied with his life, but his wife Doris' infidelity presents him with a chance to change it.
The lifelong friendship between Rafe McCawley and Danny Walker is put to the ultimate test when the two ace fighter pilots become entangled in a love triangle with beautiful Naval nurse Evelyn Johnson.