McNeill is one of New Zealand's best known folk artists for his work solo and with Ben the Hoose.
He will be performing with traditional singer Chris Penman and the Dunedin group Catgut and Steel, featuring Mike Moroney and Anna Bowen.
" 'Portobello Years' is a meeting of traditional and contemporary songs with a strong Scottish feel," McNeill says.
Next Saturday the "Canterbury Gaels" concert features Christchurch musicians Helen Webby, Davy Stuart and Barrie McDonald.
The harp/guitar duo of Webby and Stuart have been entertaining audiences for more than 10 years. For this concert they are joined by accordion player Barrie McDonald, whose name is synonymous with the best of Celtic music in New Zealand.
• Another Gin
Gin Wigmore is to release her second album Gravel & Wine on November 7. The first single, Black Sheep, will premiere on New Zealand radio on Monday, September 26.
Gravel & Wine is the follow-up to Gin's debut, Holy Smoke, which saw Wigmore pick up four Tuis at last year's New Zealand Music Awards.
Last week it was announced that Gin will headline the free final night concert at Queens Wharf on October 23 as part of the Rugby World Cup celebrations.
• Hayley home
New Zealand's biggest-selling artist, Hayley Westenra, returns home in November to celebrate 10 years since her career began.
Her "Paradiso 10th Anniversary Homecoming Tour" is her first New Zealand tour in four years.
The 24-year-old soprano will perform at the Regent Theatre on November 24 .
• Album launch
Dunedin band My,Oh. releases an album on Friday, September 23 with a gig at Glue Gallery, in Stafford St, Dunedin. Doors open 9.30pm.
The following day, the band plays a free gig at 10pm at Mou Very, where it will release a limited edition single Rugby is Fagz.
My,Oh. then heads to Wellington to play four shows.
The electronic duo of Carmen Norgate and Mark Currie are supported at Glue by The **** Chairs - Michael Morley and Morgan Oliver - and Waots.
• Parachuting in
Long-running Christian music festival Parachute has announced a second headlining act for the 2012 concert.
Joining the line-up for next year's festival will be Texan pop wunderkind the Rocket Summer (Bryce Avary). Also scheduled are raucous ambassadors of rock Showbread, alt-worship outfit Ascend the Hill and Christian music stalwart Randy Stonehill.
These four internationals join previously announced headliners Relient K, ex-Underoath Aaron Gillespie's alt-rock outfit the Almost, Grammy award-winning Christian rockers Casting Crowns and Colorado worshippers Desperation Band.
