One of the few occasions I got a clear view of the Chiffchaff, I did have to remove one branch however...... I did notice the two leaves at the base of the twig, I think they are inconsequential.
Model Name : OM-1
Focal length in 35 mm film : 841.0mm
Exposure mode : Manual exposure
ISO : 1250
Exposure compensation : +1.7 EV
Shutter : 1/2500 sec
Aperture : F5.6
ACR/PSCC