Let's calculate the time.
Lakeside --> Bedok: 50 minutes
Bedok --> Clementi: 40 minutes
Total travel time: 90 minutes
7:40 - 1:30 = 6:10
Uh, no? 
Nonono
BTW, I'm going film the whole journey 
My epic
journey to Clementi
Feeder :
222 - Journey to Bedok station - 5 minutes ;
Waiting time : 5 minutes (If the IRIS system is right =P)
Total time so far: 10 minutes
MRT :37 minutes from
Bedok to Clementi ; Waiting time 2 mins (Peak hours)
Total time so far : 49 minutes
185/189/Walk
to Clementi Ave 6 : 15 minutes
Total
travelling time : 64 minutes / 1 hour 4
minutes