Update README.md

Author: ZOUKaifeng

README.md

@@ -61,6 +61,9 @@ Text to expression examples:
 
  <img src="results/text_comp_2.gif" width="50%" height="50%"  /> 
 
+ ### 3.3 Expression retargeting
+ 
+ <img src="results/exp_retarget.gif" width="50%" height="50%"  /> 
 
 ## 4. Code
 The code will be made available very soon!