Band names improved by changing one letter

[Tom Hark Preston Park]

Primal Stream

 

[El Presidente]

The Combats

 

[¤DãŃn¥ §êãGüLL¤]

Niggaz with Altitude

 

[turnstiler]

Pot shop bods

 

[Guy Fawkes]

Basis (Oasis)
Black Eyed Pear (Black eyed Peas)
Johnny Wash (Johnny Cash)
Lady Saga (Lady Gaga)

 

[Guy Fawkes]

Tron Maiden
Bun Lovin' Criminals
Catatonic
Kanye Vest
Sings of Leon

 

[Guy Fawkes]

Girls Cloud
The pussycat Dolly
S!nk
Gym Class Zeroes
Slow Patrol
Lasshunter

 

[El Presidente]

Sweat

The Fail

Stops

 

[Lord Bamber]

Johnny Hates Jizz

Priceless

Poor efforts from me

Betty Poo
Dros

 

[Guy Fawkes]

Silly Joel
Daffy
Real to Feel
The Fillers

 

[El Presidente]

Dames

 

[El Presidente]

The Clasp

 

[Twinkle Toes]

Shakespeare's Fister

Sister Sludge

Piss

 

[brakespear]

Blood, Sweat and Bears
The Average Shite Band
Afrosmith
Steely Daz

 

[Guy Fawkes]

Outcast (one to please the pedantics on here)

Welly

Swedish Mouse Mafia

 

[Alex Alex Dawson oo! oo!]

The Mice
Ten Bears After
The Incredible String Bend
Rentangle

 

[Seasider78]

Well if by changing one letter you can remove one then I would drop the k and have

Ate bush

 

[kevo]

Toy Division

 

[peterward]

The Perve

Starshit

Minge Ure

bumb the boss

 

[El Presidente]

Vast