Baby Timberlake is on the ground: Justin Timberlake and wife Jessica Biel became parents for the first time today, reports People. The 33-year-old Biel gave birth this morning to a boy named Silas Randall Timberlake. Reps say mother and baby are fine and Dad is "ecstatic." Timberlake's mother, Lynn, explains the name in a Facebook post, notes Us Weekly. "My amazing son and his beautiful wife have given us the most precious gift in the world!" she wrote. "Silas Randall Timberlake! Named after my father and my son!" (Randall is Justin's middle name.) The celeb couple first confirmed the pregnancy in January, on Justin's 34th birthday. (More Jessica Biel stories.)