Problem: How does the sentence end?

When Donald filled out a form, Kevin took credit; then 
Answer: Kevin felt bad and apologized.

Problem: How does the sentence end?

Samantha decided to stop being best friends with Sarah after 
Answer: Sarah kept on betraying them.

Problem: How does the sentence end?

Jessica was in need of a tissue but not Victoria because 
Answer: Jessica had a runny nose.

Problem: How does the sentence end?

Leslie has long luscious hair but Eric is quite bald. 
Answer:
Eric went to the store to buy razors on sale.