a happy-go-lucky person is happy all of the time and does not worry about anything.

He struck me as a happy-go-lucky kind of guy.

• team up with
• team up with someone
• team up with something
• tear apart
• tear apart someone
• tear apart something
• tear at
• tear at heartstrings
• tear at something
• tear at your heartstrings
• tear away
• tear away from
• tear away from someone
• tear away from something
• tear down
• tear down someone
• tear down something
• tear hair
• tear hair out
• tear heart out
• tear into
• tear into someone
• tear limb from limb
• tear off
• tear off a strip