You Need To Know Celebrating New Year: The Chinese year 4710 will begin Jan. 23, and youngsters can get a head start at the Warren Township Library with a Drop-in Craft Class at 4 p.m. Toddlers 3-years-old and older can stop in and make an appropriate Year of the Dragon craft.

You Need To Know Afternoon Matinees: Keeping up the theme of radios and broadcasting, the Long Hill Library, at 917 Valley Road in Gillette, is offering a free showing of Woody Allen's 1987 comedy, "Radio Days" at 2 p.m. While there, enjoy the many vintage and antique radios on display, courtesy of the New Jersey Antique Radio Club.

You Need To Know First Aid: Learn—or brush up on—life saving first aid skills at the Heartsaver First Aid class offered at Bernards High School, at 25 Olcott Ave. in Bernardsville. This video-based, instructor-led course will provide crucial skills that could even save a life in the event of choking or sudden cardiac arrest. There's a $50 fee—click here to register

You Need To Know Where To Sing Out: Take your vocal chords for a night out—head to the Hickory Tree Chorus chapter of Sweet Adelines International acappella Open House at 7:30 p.m. at 140 S. Finley Ave. in Basking Ridge.

You Need To Know High School Athletes: Watchung Hills Regional athletes will be battling key opponents today, with the swimming teams traveling to Bernards while the hockey team hosts Cranford and wrestlers gapple with Bridgewater-Raritan at home.