Solution:

Through needle, the boy deflated the tires. which make the height of the car reduced and it easily passed through the underpass

Solution:

The Letter 'V'

Solution:

Hurricane

Solution:

Because the bed won't come to them.

Solution:

Nine (eight sons have same one sister ,so 8+1=9)

Solution:

Brazil (BRAZ-IL)

Solution:

Where is pop-corn.

Solution:

Because Bryan Adams likes playing cool music

Solution:

TuLip(2 lip)

Solution:

Fire