Ass kisser "You're Irish, oh cool Irish people are so badass are so sexy"
Normal guy "Yeah and you're a feckin kiss ass gay, You weren't saying that when my family came to America ages ago were you.
Ass kisser "I'm Irish too"
Normal guy "That's it kissing my ass is one thing but claiming to be Irish when you're not is just asking for a boot up your ass"
They are the ones who are in the office on weekends (usually the only ones there), while everybody else is having fun. Or they are usually the first ones there and the last to leave.
They generally allow themselves to be stepped on, walked over, and shit on, all in the hopes their efforts will be noticed by their superiors.
Tom: Nah. He's too busy pulling an all-nighter at the office
Brad: What a corporate kiss ass