A Beginning scene in Dave's basement at 702 Liberty Lane of Seville house... "Is your new project invention," Simon? "Of course! It's called shrinking spray bottle potion," Alvin. His blue-clad oldest brother chipmunk Simon Seville replied to him recently. "Let me test it on my skateboard." He grabbed this from him. "Give my shrinking spray bottle potion," Alvin! "Grunting Whoa! It's heading to Dave," Simon! His red-clad middle troublemaker brother chipmunk Alvin Seville accidentally to toss over him. "I hear both of you are fighting again, guys! Uh-oh!? Splashing!" The chipmunks' CGI animated remake guardian father and songwriter Dave Seville came the downstairs from the living room. "Whoops! It's your fault," Alvin!? His blue-clad oldest brother chipmunk Simon Seville irritating exuberance angry at him recently. "Just little accident," Simon. He nervous laughter at his blue-clad oldest brother chipmunk Simon seems upsetting about it. "Alvin! I told you not take Simon's dangerous invention?" The chipmunks' CGI animated remake guardian father and songwriter Dave Seville yelled his name. "But, I just take a test Simon's new project shrinking spray bottle potion on my skateboard," Dave. He explained to him recently. "No but! You're grounded for Simon's property, Alvin. I have to change my clothes because I am wetter now." "Great, Alvin! My shrinking spray bottle potion didn't effect on Dave." "You not blaming me for accidentally your stupid project shrinking spray bottle potion on him," Simon. His red-clad middle troublemaker brother chipmunk Alvin Seville argued with Simon.

Meanwhile in Dave's master bedroom... "Oh, wells? They are bigger than I am. I check on my weight scale now. It can't be!? Sighs. I try another clothes and put a suspender belt on." The chipmunks' CGI animated remake guardian father and songwriter Dave Seville freaks out about it.

Evening in the dining room at 702 Liberty Lane of Seville house... "Why you wear a suspender belt on your denim jeans," Dave? His adopted green-clad ten years old CGI animated remake chubby son chipmunk Theodore Seville sat down on the books of leather white wooden chair next to Simon and Alvin. "Because my jeans are bigger and loose that I need wear it to hold on," Theodore. He replied to him recently. "Your watch fall off in your pea soup." "Oh. I pick it out of that." The chipmunks' CGI animated remake guardian father and songwriter seems frustrating now. "Simon, tell me what's going on with Dave?" "I think my shrinking spray bottle potion effects him to reduce into a miniaturization size," Alvin. His blue-clad oldest brother chipmunk Simon Seville told the bad news to him. "Maybe we tell Dave," Simon? He whispered. "Yeah. I guess so."