i'll call you later
You're too busy being a mess to call, but you think it's cool to say you'll call later. You're not even sure what time it is.
I'll call you later. (He said this while watching a video about how to fold socks.)
I'll call you later. (He said this after falling asleep on the couch.)
I'll call you later. (He said this while eating cereal for dinner.)