This is my bubble game.
When I think I'm hungry and I'm really not? This helps.
When I'm worried over never selling my house and spending the rest of my life weeding? This helps.
When I'm worried that if I retire, I will end up sleeping in a cardboard box? This helps.
None that I know of. Try to knock off one color if at all possible. Two colors together get knocked out by a third. Try to alternate sides or one will scroll down and boot you off.