Question: What do both Norwegian Lundehund and Kerry Blue Terrier have in coman

Context articles: Blue (Don Cherry's dog)
Norwegian Lundehund
Torums Scarf Michael
Chamuco
Storhamar Ishockey
Blue Paul Terrier
Kerry Blue Terrier
So Easy
Mariusgenser
Norwegian Confederation of Trade Unions

Blue was a white Bull Terrier owned by hockey commentator Don Cherry.
 Blue was reportedly a gift from the members of the Boston Bruins when Cherry was their head coach from 1974 to 1979.
 The original Blue, who died in 1989, was a female.
 Cherry has since owned other white bull terriers, all of which were named Blue.
The Norwegian Lundehund ("Norsk Lundehund") is a small dog breed of the Spitz type that originates from Norway.
 Its name is a compound noun composed of the elements "Lunde", meaning puffin (Norwegian "lunde" "puffin" or "lundefugl" "puffin bird"), and "hund", meaning dog.
 The breed was originally developed for the hunting of puffins and their eggs.
Ch.
 Torums Scarf Michael (aka Mick or Mike) (29 May 1996 – October 3, 2011) in Liverpool, England, is a Kerry Blue Terrier who is best known for being the 2000 Best in Show winner at Crufts, and 2003 Best in Show of the Westminster Kennel Club Dog Show.
 He is the first dog to win the "Triple Crown" of dog shows, having also won the 2002 AKC/Eukanuba National Invitational Championship.
The Chamuco (a Mexican word which means "devil") or Mexican Pitbull is a dog breed not recognized by any Canofile association.
 It originated in the center of Mexico, it was developed in this country in the 1970s, product of the accidental or intentional crosses of the American Pit Bull Terrier with the now extinct Mexican Bulldog, street dogs, American Bully, Pitbull Blue, Staffordshire bull terrier, American Staffordshire Terrier, and probably with the Boxer.
 Its name comes from the Mexican slang "Chamuco", which means devil because of its temperament and tenacity.
 Also it called Mexican pitbull or miniature pitbull, but actually is Dogo of Mexican origin.
Storhamar Hockey is a Norwegian ice hockey team based in Hamar, Norway.
 The club currently plays in the GET-ligaen, the highest level of Norwegian hockey.
 The club has won seven regular season titles and six national championships since its founding on 18 March 1957.
 Storhamar play their home games in the CC Amfi.
 The club also includes the largest junior department in Norwegian ice hockey.
 The team colours are yellow and blue.
Blue Paul Terrier is an extinct breed of dog.
The Kerry Blue Terrier (also known as the Irish Blue Terrier) () is a breed of dog.
 Originally bred to control "vermin" including rats, rabbits, badgers, foxes, otters and hares, over time the Kerry became a general working dog used for a variety of jobs including herding cattle and sheep, and as a guard dog.
 Today the Kerry has spread around the world as a companion and working dog.
 Despite a Kerry Blue winning Crufts (the most important UK dog show) in 2000, it remains an "unfashionable" breed, and is distinctly uncommon; however, it not as threatened as some of the other terrier breeds such as Skye Terrier, Sealyham Terrier, and Dandie Dinmont Terrier.
"So Easy" is a song by Norwegian duo Röyksopp, released as their first single.
 It was first made available in 1999, with only 500 copies made and distributed.
 It was later re-released on Röyksopp's debut album "Melody A.M." "So Easy" contains instrumental and vocal samples from a 1960s cover version of the Burt Bacharach/Hal David song "Blue on Blue" (often misheard as "Who are you") recorded by a Swedish vocal group called Gals & Pals.
 The sampled lyrics are "Blue on blue, heartache on heartache/Blue on blue, Now that we are through."
Marius Sweaters (Norwegian: "Mariusgenser" ) are Norwegian-style knitted sweaters with patterns inspired by traditional Setesdal sweater (Norwegian: "Setesdalsgenser" ), but without lice.
 While the traditional sweaters used the natural colors of sheep wool - black, gray, brown and white - Marius sweater designs incorporated colors, with the most common being red, white and blue, the colors of the Norwegian flag.
The Norwegian Confederation of Trade Unions (Norwegian: "Landsorganisasjonen i Norge" , LO) is a national trade union center, decidedly the largest and probably the most influential umbrella organization of labour unions in Norway.
 The 21 national unions affiliated to the LO have almost 900,000 members of a Norwegian population of 5 million.
 The majority of affiliated unions organizes traditional blue collar workers, but the largest affiliate is the Norwegian Union of Municipal and General Employees which makes up more than a third of all members.
 LO is affiliated to the ITUC and the ETUC.
 Gerd Kristiansen was elected leader on 6 May 2013 for a four-year period.