Happy Birthday to Papa Roach singer Jacoby Shaddix (1976), "CSI: Miami" star Elizabeth Berkley (1972), musician/comedian Stephen Lynch (1971), Arch Enemy guitarist Michael Amott (1970), "Summerland" actress Lori Loughlin (1965),

You know them, you loathe them. They are the unnecessary, obnoxious and often just plain annoying mid-series additions to established shows. Sure, there are times when a compelling, fresh-faced character is introduced and breathes new life into a series. Unfortunately, those instances are few and far between. Like with most of the television industry, the bad in this case far outweighs the good.

Happy Birthday to San Antonio Spurs star Manu Ginobili (1977), Papa Roach singer Jacoby Shaddix (1976), "Saved by the Bell" star Elizabeth Berkley (1972), musician/comedian Stephen Lynch (1971), Arch Enemy guitarist Michael Amott (1970), "Summerland" actress Lori Loughlin (1965), singer Rachel Sweet (1962), guitar icon Steve Morse (1954), "All in the Family" actress Sally Struthers (1948), Pink Floyd keyboardist Richard Wright (1945), First Lady Jacqueline Kennedy Onassis (1929), America's Polka King Frankie Yankovic (1915; d. 1998), crooner Rudy Vallee (1901; d. 1986), and English author Beatrix Potter (1866; d. 1943).