Chu, Chu, My Daddy (2007)

Upon the death of their most beautiful mother in the whole wide world, the rich but helpless orphan sisters are left to fend for themselves against their greedy great-aunt, who is plotting to seize their fortune and kick them out of their big, luxurious house. To counter their great-aunt's evil plot, the sisters hire a man to assumethe role of their mother's newly married and sadly widowed husband. This plan may just work and fool their great-aunt's prying eye, if only their half-sister would stop trying to kick their new daddy out of the house.