EXPECTING Fumbling towards pregnancy: Singer Sarah McLachlan, 33, and drummer hubby Ashwin Sood, 33, will be welcoming their first child next March.

WEDDINGS On Oct. 20, actress Christina Applegate (Just Visiting), 28, wed actor Johnathon Schaech (The Forsaken), 32, in Palm Springs, Calif. This is the first marriage for both.

ENGAGED TV vixen Tiffani Thiessen (Just Shoot Me), 27, and actor boyfriend Richard Ruccolo (All Over the Guy), 29, became engaged Oct. 12. (They haven’t yet set a wedding date.) The duo met on the set of his defunct ABC show, Two Guys and a Girl.

ARRESTS In the Dogg house: On Oct. 17, police near Amherst, Ohio, charged rapper Snoop Dogg (a.k.a. Calvin Broadus), 29, with misdemeanor marijuana and drug paraphernalia possession after they pulled over two buses on his ”Puff, Puff, Pass” tour. Six bags containing about 200 grams of marijuana were found in one of the bus’ cargo holds. Snoop could face 30 days in jail and a $350 fine. His spokesman declined to comment.

COURTS Hitmaker Jay-Z (ne Shawn Carter), 31, pleaded guilty Oct. 17 in New York City to a misdemeanor assault charge stemming from the 1999 stabbing of record exec Lance ”Un” Rivera. Although Jay-Z has repeatedly proclaimed his innocence — he raps ”Not guilty/Y’all got to feel me” in his recent hit ”Izzo (H.O.V.A.)” — he accepted a plea bargain and will receive three years’ probation. The day before, another NYC judge dismissed gun charges against Jay-Z for a separate incident last April. His lawyer had no comment.

DEPARTURES On Oct. 23, Nancy Berry, 42, abruptly left her post as vice chair of Virgin Music Group. The move follows the Oct. 15 exit of her estranged husband, Ken, as chairman-CEO. In 21 years at Virgin, she helped market stars like Tina Turner and David Bowie, and battled allegations of unprofessional conduct.

DEATHS Baptist preacher Howard Finster, 84, whose folk art graced the covers of albums by Talking Heads and R.E.M., reportedly of congestive heart failure, Oct. 22, in Rome, Ga…. Composer-lyricist Jay Livingston, 86, of pneumonia, Oct. 17, in L.A. With collaborator Ray Evans, Livingston won songwriting Oscars for ”Que Sera, Sera” (from The Man Who Knew Too Much) and ”Mona Lisa” (from Captain Carey, U.S.A.), and penned ”Silver Bells.” He also sang the theme to Mister Ed…. Jazz vocalist Etta Jones, 72, whose ”Don’t Go to Strangers” hit the Top 40 in 1960, of breast cancer, Oct. 16, in Mt. Vernon, N.Y…. Otis Young, 69, who became the first black actor to costar on a TV western (The Outcasts) in 1968, of a stroke, Oct. 12, in L.A…. Songwriter Joe Lubin, 84, who cowrote Little Richard’s 1956 classic ”Tutti Frutti,” of heart failure, Oct. 9, in L.A…. Character actress Polly Rowles, 87, who played Inspector No. 12 in a series of ’80s Hanes commercials and starred in such films as Wings Over Honolulu, of undisclosed causes, Oct. 7, in Concord, N.H.