to get starbits in loopdeswoop without co-star, do the following: get the 3 green stars to unlock the trials planet, talk to the luma that takes you to loopdeswoop galaxy. during the ride, you may see large "?" coins in the air. beat the ride within 90 seconds and talk to the puinguin. he will say that your time is hard to acheive and that the people want to see you. go to the starting platform to use the sling star. you will fly through the air and collect the coins, making starbits appear for you to collect!