What are some good songs to sing to newborn/infants/etc (clueless new dad here)?

Yes I've searched looked at lists on Google but I'm looking for some personalized opinions on what ones seem to work for you guys.So far I've mastered inchworm (hans christian Anderson / sesame street) and twinkle twinkle little star via /r/Parenting http://ift.tt/2qn9tqw