C21 Weekend Trip

"Ding ding …" A burst of music from his cellphone sounded out.

Han Bing looked at the number on her cell phone and answered the call.

"Hi grandma!" Han Bing greeted politely.

"Han Bing, are you busy with work?" Tomorrow is the weekend, let's go back to Grandma's for dinner! " Grandma Soong's passionate but weak voice came over the phone.

"This grandma is really sorry