The rising opera stars of the Academy of Vocal Arts Opera Theater join the Ambler Symphony for an evening of favorite arias and songs at Wissahickon High School. $5 to $12. 7:30 p.m. 521 Houston Rd., Ambler.
Critters of the creek
Start your holiday weekend with "Creek Critters," a program of Montgomery County Parks and Heritage Services at Green Lane Park. Investigate life in the Perkiomen Creek; wear shorts and old sneakers. Meet at the Church Road fly-fishing area. Free. 1 p.m. Park is at 2144 Snyder Rd., Green Lane. 215-234-4528.
Hot Cole tunes
Cole Porter's dazzling musical
plays at the Dramateurs at Barn Playhouse through May 24. Classic Broadway songs provide a toe-tapping backdrop to this musical farce, in which a motley set of passengers and crew members sings its way across the Atlantic. $15. Barn Playhouse at Christopher Lane and Rittenhouse Boulevard, Jeffersonville. Check for schedule.
Art in Ambler
Susan Williamson of Springhouse shows her artwork - paintings of farm animals and plein-air landscapes - at the Art in the Storefront gallery in Ambler. Works on display at 13 W. Butler Pike through July 23. Free. For more information, call Mark Elliot at No Bare Walls Framing at 215-654-9106 or visit