I believe people from a certain college in Hauz Khas will find this one right up their alley (:D – I make innuendo!)
Connect: (Also identify what you can, if that makes you “happy”)
1. 
2. 
3. 
4. 
Sorry about the lack of size coordination. This isn’t the NSIT QC.
Seeing
2=White Stripes
4=Dutch painting in Red,Blue and Yellow with symmetry
Connect= De Stijl
No idea about the others.Googling would help though