The things to remember as you throw this tough variation of the knuckleball: Keep your wrist up and don't swing it down as you let go of the ball.
From beginning to end, Bluebird is one of the toughest variations.
Prankster Comets, which were featured in the original game and cause variation and tougher challenges in levels, no longer appear randomly in visited galaxies but instead require the collection of a Comet Medal in that galaxy in order for it to appear.
Tough Gig, a celebrity variation of Channel 4's Faking It, has also died a death.
Excellent agreement is found for the "C" materials, which are in the transition regime between the brittle and tough limits and variations in fiber strength are postulated to be responsible for the wide range of behaviors found in the "B" materials.
That image was matched be her sassy, tough-cookie voice, a theatrically savvy variation on the assertive whine of today's one-name pop divas.
We then exploit the geographic and temporal variation in the adoption of tougher immigration enforcement measures to gauge their impact on Mexican migrants' remitting patterns.
And there was Gregg Wallace, eyes heavy and voice parched, croaking out yet another variation of "Cooking doesn't get tougher than this", like Robert Oppenheimer quoting the Bhagavad Gita.
The CCS faces with tough challenges, such as the wide-range load variation, various uncertainties and constraints.
Even Ted Koppel used a variation on that word in the heat of a tough interview two years ago on ABC's "Nightline".
