Crash a Party
To attend a party without being invited
- Cinderella crashed a party to hook up with a prince.
Hit the Books
- You can learn a lot when you hit the books.
Have a Hard/Tough Row to Hoe
Be face with a task that is difficult because of unfavorable conditions
- He may have a hard job selling that argument to investors.
- I'll put you in touch with someone in your area.
On a Roll
Having a consistent run of success
- I made a name for myself and I was on a roll, I couldn't see anything going wrong.
Play with Fire
Do something very risky
- If you are about to approach a man who has a bad reputation, your mother might tell you not "to play with fire".
Ring a Bell
- The rats had been conditioned to ring a bell when they wanted food.
Spin a Story/Tale/Yarn
Tell a story
- He spun some tale about needing to take time off work because his mother was ill.
- They spun us a story about being in desperate need of money.
Trip the Light Fantastic
Dance well; do ballroom dancing
- You should have seen Auntie Joan and Uncle Harry tripping the light fantastic at the wedding reception.