Mary Kate and Ashley Olsen aren't the only twin child stars we grew up watching. Tia and Tamera Mowry starred in "Sister Sister" back in the 90s. Both ladies have recently shared news with the press...and, no, it's not their own clothing line. ;-) First, Tia announced that she's having her first child by hubby, actor Cory Hardrict (twitter: CoryHardrict). Their baby's due … [Read more...] about Sister Sister! Honey chile, Tia is preggers and Tamera is engaged!