* ActorAllusion Jennie Garth played ''Kelly'' Taylor on BH 90210, and Tiffani-Amber Thiessen, who previously played ''Kelly'' Kapowski on ''Series/SavedByTheBell'', played ''Valerie'' Malone. On this show, Garth's character is named ''Valerie Kelly'' Tyler.
* HilariousInHindsight: In one episode Holly tells Val she dosen't lie because she "loves Jesus". Amanda Bynes later went on to play a Jesus-loving religious fanatic in ''Film/EasyA''.
* TheScrappy: Definitely [[HandsomeLech Peter]] ...& to some, Vince and/or Ben.
** [[ItsAllAboutMe Lauren]] as well for some.
* TheyWastedAPerfectlyGoodPlot: From season 2 onwards, the series became more focused on Holly and Val's relationships with other characters than what was started with - two different sisters living together.