Can bạn tell me some funny anime?

Well, there is kaichou wa maid-sama (picture), lovely complex, toradora, boku wa tomodachi ga sukunai (next), baka to test to shoukanju, acchi kocchi...
Most of them are comedy and romance *--*

Girls Bravo
Ah! My Goddess
Rosario + Vampire
Baka and Test
Chobits
Sekirei
Negima!?
Ouran High School Host Club
Squid Girl
Moeyo Ken
XXXHolic
Soul Eater

Danshi koukousei no nichijou/ The Daily lives of high school boys is excellent if bạn want a good laugh. Then there is also Kore wa zombie desu ka? that also have brilliant humor with a taste of action.