She's feeling very stressed and overwhelmed at work with so many presentations and her iminent promotion. (plate)
She's got a lot on her plate...
The best part of the performance was when the lead singer did a solo. (cake)
The icing on the cake was when the lead singer did a solo.
Jack's got more important things to do in New York than consider taking a job in the village. (fish)
Jack's got bigger fish to fry than...