Here are some cheesy and funny pickup lines:

*Sweet and Romantic*

1. "Are you a magician? Every time I look at you, everyone else disappears."
2. "Do you have a map? I just keep getting lost in your eyes."
3. "Excuse me, but I think you dropped something: my jaw."
4. "Are you a time traveler? Because I see you in my future."
5. "Do you have a Band-Aid? I just scraped my knee falling for you."

*Funny and Cheesy*

1. "Do you like pineapple pizza? Because you're a slice above the rest."
2. "Excuse me, but I think you're so beautiful that you made me forget my pickup line."
3. "Are you a camera? Because every time I look at you, I smile."
4. "Do you have a sunburn or are you always this hot?"
5. "Excuse me, do you have a name? Or can I just call you mine?"

*Geeky and Nerdy*

1. "Are you an asymptote? Because you're infinitely appealing."
2. "Do you like coding? Because you're a bug in my system that I don't want to fix."
3. "Are you a pi? Because you're irrational and I love you."
4. "Do you have a library card? Because I want to check you out."