 If you liked
Seto no Hanayome
|
 ...then you might like
Hayate no Gotoku!!
|
Comedy! Comedy! Comedy!
Both are romantic comedy, atleast to me. Both have relatively the same portion of comedy vs romance (although it does depend on the situation), however while seto no hanayome have more of the "over the top" kind of comedy, HnG focuses more on gags and little jokes.