User blog comment:Ultrasonic9000/IMPORTANT MESSAGE: UNITE TO MAKE IT RIGHT/@comment-27939795-20120327030625

My theory is that the Blaze in Sonic Generations is the same one in Sonic Rush, but she has memories from Sonic '06. Since she was in white space, which is outside the Time & Space continuum, so it could be possible that she was getting memories from both storylines.