Lightbulb is an extrovert and quite she cares about , especially her partner paintbrush ,  she is almost constantly around people she likes and commonly in a good mood , further more she is noticeably in a low mood when paintbrush said they wanted to stop working with her , but she still love's them and paintbrush was sorry about is

He is the friendliest neighbor  in welcome home perhaps he even is the best painter too , with a smile like this its hard to disagree , always eagre to make new friends and show them around the neighborhood , wally is happy to lend a helping hand 

Paintbrush is a responsable contestant who is pragmatic  in there aprouch in challenges and life , they take things seriously  , and try yo corral their team to trying the best in challenges and taking a few risks