I'll be there in a dime
A stupid excuse to say you're going to be there soon, even if you're doing something dumb.
'I'll be there in a dime.', said by someone who was watching cat videos.
'I'll be there in a dime.', said by someone who got distracted by a muffin.
'I'll be there in a dime.', said by someone who was arguing with their mom.