Lester is a new transfer to San Pueblo High and he already is beginning to develop a reputation as quite the ladies man. However, Keith panics when he hears that Laurie has accepted a date with the Lothario. After Danny plants the seed in his head that he might try something with Laurie, Keith goes after them with Danny in tow to make sure his sister's reputation remains intact, even though he promised Shirley he would butt out. Unfortunately, Keith's efforts meet with disastrous results as he winds up humiliating his sister. Now he must find a way to make it up to her and not be so overprotective. (thetvdb.com)