Regattabar-in the Charles Hotel at 1 Bennett St. in Cambridge. Call 876-7777. Jazz Tuesdays through Saturdays. Sunday: guitarist Mark Whitfield.

The Tam-at 1648 Beacon St. in Brookline. Call 277-0982. Thursday: Young Neil and the Vipers. Friday: The 11th Hour Band and T. Blade and the Fabulous Esquires. Saturday: Shy Fire. Sunday: Songwriter's Showcase, a benefit for the Children's AIDS Program. Monday: the Hypnotic Clambake. Tuesday: Ce Ce and It Never Rains and Bachelors of Art. Wednesday: One Thin Dime.

Catch a Rising Star-comedy club at 30 B. JFK St. Call 661-0167. Headline comedy every Wednesday, Thursday and Sunday at 8:30 p.m. for $8. Monday: Cross Comedy. Tuesday: The Acoustic Underground. Wednesday: Streetstage Acoustic Music Series.

The Channel-at 25 Necco St. in Boston. Call 451-1905. Thursday: Bentmen with Biohazard, Type O Negative and Toxic Narcotic. 18 and over. Saturday: Cartoon Factory with Mystery Jones, Paris, Posse NFX and Mr. Dizzy. Tuesday: Armored Saint with Wrath Child America and Last Crack. 18 and over. Wednesday: Acoustic Alchemy. 18 and over.

Vertigo: Darwin's Waiting Room-at 1 Necco Place in Boston. Call 426-7744. 18 and over. Wednesday: Kinky Friedman and Miss Xanna Don't. Tickets are $7.50.

Roxanne's Soundstage-at 79 Parkingway in Quincy Center. Call 773-3400. Thursday at 8 p.m.: The Bristols with Storm Window Oilmen. Friday at 8 p.m.: Shaboo with All Stars and White Lies. Saturday at 8 p.m.: Max Creek with Injuries.

Catch 22 Sports Bar-at 1234 Soldiers Field Rd. at Days Inn in Boston. Call 254-1234 or 254-2222. Friday: Laurie Sargent. Saturday: T.H. and The Wreckage. Sunday: Head-of-the-Charles Regatta open house.

The Club Down Underat 350 Washington St. in Dedham. Call 326-3000. Thursday: Fat City Band. Friday: Blushing Brides (Rolling Stones Tribute Band).

The Western Front-at 343 Western Ave. in Cambridge. Call 492-7772. Thursday, Friday and Saturday: Satta. Sunday: Cosmos Factory with World Beat.

The Middle East Restaurant-in Central Square in Cambridge. Call 354-8238. Wednesday: Hot Box with Devils Joking (ex-members of the 13th Floor Elevators and Rokey Ericson on Rave Records). Thursday: Gigolo Aunts Sugarboom and Small Factory. Saturday: Doc Nancy Ph.D. and Maniacal Choir. A 7 p.m. dinner show and at 10:30 p.m. Wednesday: Seven League Boots. All shows 18 and over.

The Rat-at 528 Commonwealth Ave. in Kenmore Square. Call 536-2750. Thursday: The Hi Hats and guests Stylie with The Figgs and Dig This. Friday: Surgery with High Risk Group, Sob Story and The Tags. Saturday: The Bags. Tuesday: Godbullies and Six Finger Satellite.

Axis-at 13 Lansdowne St. in Boston. Call 262-2437. Thursday at 9 p.m.: make-a-wish foundation presents Acoustic Heretix with friends Dogzilla, Crisis of Faith and Ultra Blue. Tickets are $7.50. 19 and over.

Paradise Rock Club-at 967 Commonwealth Ave. in Boston. Call 254-2054. Thursday: Savoy Truffle, The Zen and Tricksters. 18 and over. Friday at 8 p.m.: The Mighty Mighty Bostones and Murphy's Law. 18 and over. Saturday at 3 p.m.: The Mighty Mighty Bostones and Murphy's Law. Tuesday: Judy Mowatt and very special guests Sly Dunbar and Robbie Shakespeare. Wednesday: The Innocence Mission and Toad the Wet Sprocket. 18 and over.

Nightstage-at 823 Main St. in Cambridge. Call 931-2000. Friday: O Positive. At 8 p.m., 18 and over. At 11 p.m., 21 and over. Monday at 7:30 and 10:30 p.m.: Leo Kottke. Tuesday at 9 p.m.: American Music Club. 18 and over. Wednesday at 9 p.m.: from Hot Tuna, Jorma KauKonen.

Harper's Ferry-at 156 Brighton Ave. in Boston. Call 254-9743. Wednesday: Blues Jam with Rick Russell. Thursday: Motor City Rhythm Kings with special guest Blue Heaven. Friday: Tinsley Ellis. Saturday: James Montgomery Blues Band.