Sure! Here are some catchy slogans for each product:

1. **Cereal**:
"Start Your Day Right—Crunch Into Happiness!"
"Fuel Your Morning with Every Delicious Bite!"
"Cereal: The Crunch that Makes Mornings Shine!"

2. **Motorbike**:
"Feel the Freedom: Ride the Road of Adventure!"
"Unleash Your Spirit—Discover the Thrill of the Ride!"
"Two Wheels, One Heart—Chase Your Dreams!"

3. **Smartphone**:
"Stay Connected, Stay Ahead—Your World in One Touch!"
"Smart Choices Made Easy—Ignite Your Potential!"
"More Than a Phone—It's Your Digital Companion!"

Feel free to mix and match or modify any of these slogans!