Humor put a telltale twinkle in his eyes long before the lopsided smile began.
What clues can we find from the telltale marks on objects?
At first you may think they are raspberries, but they will darken to the telltale blue-black color.
Dean tried to isolate the sound, looking frantically in all downward directions, trying to see a trace, a telltale puff of smoke in the gathering dusk.
The telltale unsightly lumps and bumps plague plus-sized soccer moms and bantamweight supermodels alike.