The phrase "a bright bit of" is correct and usable in written English.
It can be used to describe a small, positive, or cheerful aspect of something, often in a metaphorical sense.
Example: "In the midst of a challenging week, she found a bright bit of joy in her morning coffee ritual."
Alternatives: "a glimmer of" or "a spark of".
The one bright bit of news for England, following the twin failures of Ian Bell and Jonathan Trott, is the bowling of Ryan Sidebottom.
The best dessert I tried was a special, a pastry roulade wrapped around a crushed walnut filling, not too sweet, with a scattering of bright bits of fruit around the plate.
The terrine itself looked like a jeweled mosaic, inset with bright bits of salmon, a snowy circle of lobster, deep-green splashes of marinated spinach.
The chopped country salad, too, has modest pretensions, but it shames the competition in this increasingly popular category with an expertly juggled assortment of textures and flavors: bright bits of candy cane beets; pungent chunks of apple-smoked bacon; sharp, creamy goat cheese; slivers of cherries.
So the fact they are worth only two pounds today suggests that holding on to them was not the brightest bit of financial speculation.
The defeat in the 2006 governor's race in Bahia of the Magalhães family, which has one of the north-east's strongest political machines, is the brightest bit of evidence for this.
The only thing distinguishing it from a similar terrace house nearby is a bright yellow bit of canvas pinned above the door which says: 'Asha Centre 20 Years'.
And one of the brightest bits of news in 2009 is that rotavirus vaccines have been shown to work not only in nations with low child mortality, but in the poorest countries, where diarrhea (not a killer in our house) caused by rotavirus infections takes the lives of 500,000 children a year.
The clipping in the brightest bits of the lava is down to my camera, not the TV!
